false000005125300.0100.2010.250.251150.31340.383950P12YP15YP23YP10YP5YP18YP23Y2350000066000000750000000.1250.1255000000005000000001285261371285261371066192021067872990.011250.06820.0640.01125P8Y58800000590000052150000020170002011000505000158300050520007559000P3Y0000115159.54130.25159.54130.252190693521738838010950001908500086300092690001800002174000999500015275200013392000207483000917300020028000082310002037650003798000356460001286000182100012620005659000149600004642000020240000<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-top:6px;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">SCHEDULE II &#8212; VALUATION AND QUALIFYING ACCOUNTS AND RESERVES</font></div><div style="line-height:120%;padding-top:12px;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">(IN THOUSANDS) </font></div><div style="line-height:120%;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;">&#160;</font></div><div style="line-height:120%;font-size:10pt;"><div style="padding-left:0px;text-indent:0px;line-height:normal;padding-top:10px;"><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;width:100%;border-collapse:collapse;text-align:left;"><tr><td colspan="24" rowspan="1"></td></tr><tr><td style="width:26%;" rowspan="1" colspan="1"></td><td style="width:1%;" rowspan="1" colspan="1"></td><td style="width:9%;" rowspan="1" colspan="1"></td><td style="width:1%;" rowspan="1" colspan="1"></td><td style="width:1%;" rowspan="1" colspan="1"></td><td style="width:1%;" rowspan="1" colspan="1"></td><td style="width:9%;" rowspan="1" colspan="1"></td><td style="width:1%;" rowspan="1" colspan="1"></td><td style="width:4%;" rowspan="1" colspan="1"></td><td style="width:1%;" rowspan="1" colspan="1"></td><td style="width:9%;" rowspan="1" colspan="1"></td><td style="width:1%;" rowspan="1" colspan="1"></td><td style="width:1%;" rowspan="1" colspan="1"></td><td style="width:1%;" rowspan="1" colspan="1"></td><td style="width:9%;" rowspan="1" colspan="1"></td><td style="width:1%;" rowspan="1" colspan="1"></td><td style="width:1%;" rowspan="1" colspan="1"></td><td style="width:1%;" rowspan="1" colspan="1"></td><td style="width:9%;" rowspan="1" colspan="1"></td><td style="width:1%;" rowspan="1" colspan="1"></td><td style="width:1%;" rowspan="1" colspan="1"></td><td style="width:1%;" rowspan="1" colspan="1"></td><td style="width:9%;" rowspan="1" colspan="1"></td><td style="width:1%;" rowspan="1" colspan="1"></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;">&#160;</font></div></td><td colspan="23" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">For the Year Ended December 31, 2019</font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">Balance at</font></div><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">beginning</font></div><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">of period</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">Additions charged to costs and expenses</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">Acquisitions</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">Accounts</font></div><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">written off</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">Translation</font></div><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">adjustments</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">Balance at end of period</font></div></td></tr><tr><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Allowance for doubtful accounts</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">9,173</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">1,262</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#8212;</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">(2,024</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-right:2px;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">)</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">(180</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-right:2px;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">)</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">8,231</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td></tr><tr><td style="vertical-align:top;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Valuation allowance on credit and operating loss carryforwards and other net deferred tax assets</font></div></td><td colspan="2" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">200,280</font></div></td><td style="vertical-align:bottom;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="2" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">5,659</font></div></td><td style="vertical-align:bottom;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="2" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#8212;</font></div></td><td style="vertical-align:bottom;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="2" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#8212;</font></div></td><td style="vertical-align:bottom;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="2" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">(2,174</font></div></td><td style="vertical-align:bottom;padding-right:2px;padding-top:2px;padding-bottom:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">)</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="2" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">203,765</font></div></td><td style="vertical-align:bottom;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;height:16px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="overflow:hidden;height:16px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;height:16px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="overflow:hidden;height:16px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;height:16px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="overflow:hidden;height:16px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;height:16px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="overflow:hidden;height:16px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;height:16px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="overflow:hidden;height:16px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;height:16px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="overflow:hidden;height:16px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;">&#160;</font></div></td><td colspan="23" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">For the Year Ended December 31, 2018</font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">Balance at</font></div><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">beginning</font></div><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">of period</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">Additions (deductions) charged to costs and expenses</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">Acquisitions</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">Accounts<br clear="none"/>written off</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">Translation</font></div><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">adjustments</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">Balance at</font></div><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">end of</font></div><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">period</font></div></td></tr><tr><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Allowance for doubtful accounts</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">13,392</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">1,286</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#8212;</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">(4,642</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-right:2px;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">)</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">(863</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-right:2px;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">)</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">9,173</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td></tr><tr><td style="vertical-align:top;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Valuation allowance on credit and operating loss carryforwards and other net deferred tax assets</font></div></td><td colspan="2" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">207,483</font></div></td><td style="vertical-align:bottom;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="2" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">(1,821</font></div></td><td style="vertical-align:bottom;padding-right:2px;padding-top:2px;padding-bottom:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">)</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><sup style="vertical-align:top;line-height:120%;font-size:7pt">(1)</sup>&#160;</font></div></td><td colspan="2" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">3,887</font></div></td><td style="vertical-align:bottom;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="2" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#8212;</font></div></td><td style="vertical-align:bottom;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="2" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">(9,269</font></div></td><td style="vertical-align:bottom;padding-right:2px;padding-top:2px;padding-bottom:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">)</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="2" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">200,280</font></div></td><td style="vertical-align:bottom;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;height:16px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="overflow:hidden;height:16px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;height:16px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="overflow:hidden;height:16px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;height:16px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="overflow:hidden;height:16px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;height:16px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="overflow:hidden;height:16px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;height:16px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="overflow:hidden;height:16px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;height:16px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="overflow:hidden;height:16px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;">&#160;</font></div></td><td colspan="23" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">For the Year Ended December 31, 2017</font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">Balance at</font></div><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">beginning</font></div><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">of period</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">Additions charged to costs and expenses</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">Acquisitions</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">Accounts<br clear="none"/>written off</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">Translation</font></div><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">adjustments</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="3" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">Balance at</font></div><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">end of</font></div><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;font-weight:bold;">period</font></div></td></tr><tr><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Allowance for doubtful accounts</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">9,995</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">3,798</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#8212;</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">(1,496</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-right:2px;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">)</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">1,095</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">13,392</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td></tr><tr><td style="vertical-align:top;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Valuation allowance on credit and operating loss carryforwards and other net deferred tax assets</font></div></td><td colspan="2" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">152,752</font></div></td><td style="vertical-align:bottom;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="2" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">35,646</font></div></td><td style="vertical-align:bottom;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><sup style="vertical-align:top;line-height:120%;font-size:7pt">(2)</sup>&#160;</font></div></td><td colspan="2" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#8212;</font></div></td><td style="vertical-align:bottom;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="2" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#8212;</font></div></td><td style="vertical-align:bottom;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="2" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">19,085</font></div></td><td style="vertical-align:bottom;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td colspan="2" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">207,483</font></div></td><td style="vertical-align:bottom;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td></tr></table></div></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">_______________________&#160;</font></div><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman; font-size:10pt;"><tr><td style="width:30px;" rowspan="1" colspan="1"></td><td rowspan="1" colspan="1"></td></tr><tr><td style="vertical-align:top" rowspan="1" colspan="1"><div style="line-height:120%;font-size:9pt;padding-left:0px;"><font style="font-family:inherit;font-size:9pt;">(1)</font></div></td><td style="vertical-align:top;" rowspan="1" colspan="1"><div style="line-height:120%;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;">The </font><font style="font-family:inherit;font-size:9pt;">2018</font><font style="font-family:inherit;font-size:9pt;"> amount includes an adjustment to the </font><font style="font-family:inherit;font-size:9pt;">2017</font><font style="font-family:inherit;font-size:9pt;"> foreign net operating loss carryforwards in the amount of </font><font style="font-family:inherit;font-size:9pt;">$5.9 million</font><font style="font-family:inherit;font-size:9pt;">.</font></div></td></tr></table><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman; font-size:10pt;"><tr><td style="width:30px;" rowspan="1" colspan="1"></td><td rowspan="1" colspan="1"></td></tr><tr><td style="vertical-align:top" rowspan="1" colspan="1"><div style="line-height:120%;font-size:9pt;padding-left:0px;"><font style="font-family:inherit;font-size:9pt;">(2)</font></div></td><td style="vertical-align:top;" rowspan="1" colspan="1"><div style="line-height:120%;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;">The </font><font style="font-family:inherit;font-size:9pt;">2017</font><font style="font-family:inherit;font-size:9pt;"> amount includes an adjustment to the </font><font style="font-family:inherit;font-size:9pt;">2016</font><font style="font-family:inherit;font-size:9pt;"> foreign net operating loss carryforwards in the amount of </font><font style="font-family:inherit;font-size:9pt;">$58.8 million</font></div></td></tr></table></div> 0000051253 2019-01-01 2019-12-31 0000051253 2020-06-18 2020-06-18 0000051253 us-gaap:CommonStockMember 2020-06-18 2020-06-18 0000051253 iff:A1.750SeniorNotesDue2024Member 2020-06-18 2020-06-18 0000051253 iff:A0.500SeniorNotesDue2021Member 2020-06-18 2020-06-18 0000051253 iff:A1.800SeniorNotesDue2026Member 2020-06-18 2020-06-18 0000051253 iff:A6.00TangibleEquityUnitsMember 2020-06-18 2020-06-18 0000051253 2017-01-01 2017-12-31 0000051253 2018-01-01 2018-12-31 0000051253 2018-12-31 0000051253 2019-12-31 0000051253 2017-12-31 0000051253 2016-12-31 0000051253 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2017-12-31 0000051253 us-gaap:AdditionalPaidInCapitalMember 2019-01-01 2019-12-31 0000051253 us-gaap:RetainedEarningsMember 2018-12-31 0000051253 us-gaap:TreasuryStockMember 2019-01-01 2019-12-31 0000051253 us-gaap:TreasuryStockMember 2017-01-01 2017-12-31 0000051253 us-gaap:TreasuryStockMember 2017-12-31 0000051253 us-gaap:CommonStockMember 2016-12-31 0000051253 us-gaap:CommonStockMember 2018-12-31 0000051253 us-gaap:AccountingStandardsUpdate201712Member us-gaap:AccumulatedOtherComprehensiveIncomeMember 2018-12-31 0000051253 us-gaap:AccountingStandardsUpdate201616Member us-gaap:RetainedEarningsMember 2016-12-31 0000051253 us-gaap:TreasuryStockMember 2018-01-01 2018-12-31 0000051253 us-gaap:AccountingStandardsUpdate201712Member 2018-12-31 0000051253 us-gaap:AdditionalPaidInCapitalMember 2018-12-31 0000051253 us-gaap:AdditionalPaidInCapitalMember 2018-01-01 2018-12-31 0000051253 us-gaap:AccountingStandardsUpdate201712Member us-gaap:RetainedEarningsMember 2018-12-31 0000051253 us-gaap:NoncontrollingInterestMember 2018-12-31 0000051253 us-gaap:NoncontrollingInterestMember 2019-01-01 2019-12-31 0000051253 us-gaap:NoncontrollingInterestMember 2019-12-31 0000051253 us-gaap:TreasuryStockMember 2016-12-31 0000051253 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2018-01-01 2018-12-31 0000051253 us-gaap:AdditionalPaidInCapitalMember 2017-01-01 2017-12-31 0000051253 us-gaap:AccountingStandardsUpdate201602Member us-gaap:RetainedEarningsMember 2018-12-31 0000051253 us-gaap:CommonStockMember 2019-12-31 0000051253 us-gaap:RetainedEarningsMember 2019-01-01 2019-12-31 0000051253 us-gaap:NoncontrollingInterestMember 2018-01-01 2018-12-31 0000051253 us-gaap:AccountingStandardsUpdate201616Member us-gaap:RetainedEarningsMember 2017-12-31 0000051253 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2019-01-01 2019-12-31 0000051253 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2019-12-31 0000051253 us-gaap:AdditionalPaidInCapitalMember 2016-12-31 0000051253 us-gaap:RetainedEarningsMember 2017-01-01 2017-12-31 0000051253 us-gaap:AdditionalPaidInCapitalMember 2017-12-31 0000051253 us-gaap:TreasuryStockMember 2019-12-31 0000051253 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2018-12-31 0000051253 us-gaap:AccountingStandardsUpdate201616Member 2017-12-31 0000051253 us-gaap:RetainedEarningsMember 2017-12-31 0000051253 us-gaap:RetainedEarningsMember 2019-12-31 0000051253 us-gaap:RetainedEarningsMember 2018-01-01 2018-12-31 0000051253 us-gaap:CommonStockMember 2017-12-31 0000051253 us-gaap:NoncontrollingInterestMember 2017-12-31 0000051253 us-gaap:TreasuryStockMember 2018-12-31 0000051253 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2017-01-01 2017-12-31 0000051253 us-gaap:RetainedEarningsMember 2016-12-31 0000051253 us-gaap:NoncontrollingInterestMember 2017-01-01 2017-12-31 0000051253 us-gaap:CommonStockMember 2018-01-01 2018-12-31 0000051253 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2016-12-31 0000051253 us-gaap:AccountingStandardsUpdate201602Member 2018-12-31 0000051253 us-gaap:AdditionalPaidInCapitalMember 2019-12-31 0000051253 us-gaap:NoncontrollingInterestMember 2016-12-31 0000051253 srt:MinimumMember us-gaap:IntellectualPropertyMember 2019-01-01 2019-12-31 0000051253 us-gaap:MachineryAndEquipmentMember 2019-01-01 2019-12-31 0000051253 iff:TradeAccountsReceivableWithFactoringAgreementsMember 2018-01-01 2018-12-31 0000051253 iff:TradeAccountsReceivableWithFactoringAgreementsMember 2017-01-01 2017-12-31 0000051253 iff:TradeAccountsReceivableWithFactoringAgreementsMember 2017-12-31 0000051253 srt:MaximumMember iff:BuildingsAndImprovementsMember 2019-01-01 2019-12-31 0000051253 srt:MinimumMember us-gaap:TradeNamesMember 2019-01-01 2019-12-31 0000051253 srt:MaximumMember us-gaap:TradeNamesMember 2019-01-01 2019-12-31 0000051253 srt:MinimumMember iff:BuildingsAndImprovementsMember 2019-01-01 2019-12-31 0000051253 srt:MaximumMember us-gaap:PatentsMember 2019-01-01 2019-12-31 0000051253 iff:TradeAccountsReceivableWithFactoringAgreementsMember 2019-12-31 0000051253 iff:TradeAccountsReceivableWithFactoringAgreementsMember 2019-01-01 2019-12-31 0000051253 srt:MinimumMember us-gaap:MachineryAndEquipmentMember 2019-01-01 2019-12-31 0000051253 iff:TradeAccountsReceivableWithFactoringAgreementsMember 2018-12-31 0000051253 srt:MinimumMember iff:InformationTechnologyHardwareAndSoftwareMember 2019-01-01 2019-12-31 0000051253 srt:MinimumMember us-gaap:PatentsMember 2019-01-01 2019-12-31 0000051253 us-gaap:AccountingStandardsUpdate201602Member us-gaap:RetainedEarningsMember 2018-12-29 0000051253 srt:MaximumMember us-gaap:CustomerRelationshipsMember 2019-01-01 2019-12-31 0000051253 srt:MaximumMember iff:InformationTechnologyHardwareAndSoftwareMember 2019-01-01 2019-12-31 0000051253 srt:MaximumMember us-gaap:IntellectualPropertyMember 2019-01-01 2019-12-31 0000051253 2018-12-29 0000051253 srt:MinimumMember us-gaap:CustomerRelationshipsMember 2019-01-01 2019-12-31 0000051253 iff:TasteMember 2018-01-01 2018-12-31 0000051253 iff:TasteMember 2019-01-01 2019-12-31 0000051253 iff:ScentMember 2017-01-01 2017-12-31 0000051253 iff:SharedITCorporateCostsMember 2019-01-01 2019-12-31 0000051253 iff:SharedITCorporateCostsMember 2017-01-01 2017-12-31 0000051253 iff:ScentMember 2019-01-01 2019-12-31 0000051253 iff:ScentMember 2018-01-01 2018-12-31 0000051253 iff:SharedITCorporateCostsMember 2018-01-01 2018-12-31 0000051253 iff:TasteMember 2017-01-01 2017-12-31 0000051253 us-gaap:OtherRestructuringMember iff:A2017ProductivityProgramMember 2018-12-31 0000051253 us-gaap:OtherRestructuringMember iff:A2017ProductivityProgramMember 2017-12-31 0000051253 us-gaap:EmployeeSeveranceMember iff:A2017ProductivityProgramMember 2017-12-31 0000051253 us-gaap:OtherRestructuringMember iff:A2017ProductivityProgramMember 2018-01-01 2018-12-31 0000051253 us-gaap:EmployeeSeveranceMember iff:A2017ProductivityProgramMember 2018-01-01 2018-12-31 0000051253 us-gaap:EmployeeSeveranceMember iff:A2017ProductivityProgramMember 2018-12-31 0000051253 us-gaap:EmployeeSeveranceMember iff:FrutaromIntegrationInitiativeMember 2019-01-01 2019-12-31 0000051253 us-gaap:OtherRestructuringMember iff:A2017ProductivityProgramMember 2019-01-01 2019-12-31 0000051253 iff:FixedAssetWriteDownMember iff:FrutaromIntegrationInitiativeMember 2019-12-31 0000051253 us-gaap:EmployeeSeveranceMember iff:FrutaromIntegrationInitiativeMember 2018-12-31 0000051253 us-gaap:OtherRestructuringMember iff:A2019SeveranceInitiativesMember 2018-12-31 0000051253 us-gaap:OtherRestructuringMember iff:FrutaromIntegrationInitiativeMember 2018-12-31 0000051253 us-gaap:EmployeeSeveranceMember iff:A2019SeveranceInitiativesMember 2019-01-01 2019-12-31 0000051253 us-gaap:EmployeeSeveranceMember iff:A2017ProductivityProgramMember 2019-01-01 2019-12-31 0000051253 us-gaap:OtherRestructuringMember iff:A2019SeveranceInitiativesMember 2019-01-01 2019-12-31 0000051253 us-gaap:OtherRestructuringMember iff:FrutaromIntegrationInitiativeMember 2019-01-01 2019-12-31 0000051253 us-gaap:OtherRestructuringMember iff:FrutaromIntegrationInitiativeMember 2019-12-31 0000051253 us-gaap:OtherRestructuringMember iff:A2019SeveranceInitiativesMember 2019-12-31 0000051253 us-gaap:EmployeeSeveranceMember iff:A2019SeveranceInitiativesMember 2018-12-31 0000051253 us-gaap:EmployeeSeveranceMember iff:A2017ProductivityProgramMember 2019-12-31 0000051253 iff:FixedAssetWriteDownMember iff:FrutaromIntegrationInitiativeMember 2019-01-01 2019-12-31 0000051253 us-gaap:EmployeeSeveranceMember iff:A2019SeveranceInitiativesMember 2019-12-31 0000051253 iff:FixedAssetWriteDownMember iff:FrutaromIntegrationInitiativeMember 2018-12-31 0000051253 us-gaap:OtherRestructuringMember iff:A2017ProductivityProgramMember 2019-12-31 0000051253 us-gaap:EmployeeSeveranceMember iff:FrutaromIntegrationInitiativeMember 2019-12-31 0000051253 us-gaap:EmployeeSeveranceMember iff:A2017ProductivityProgramMember 2017-01-01 2017-12-31 0000051253 iff:FrutaromIntegrationInitiativeMember 2019-01-01 2019-12-31 0000051253 us-gaap:EmployeeSeveranceMember iff:A2019SeveranceInitiativesMember iff:ScentMember 2019-01-01 2019-12-31 0000051253 us-gaap:EMEAMember iff:FrutaromIntegrationInitiativeMember 2019-01-01 2019-12-31 0000051253 srt:NorthAmericaMember iff:FrutaromIntegrationInitiativeMember 2019-01-01 2019-12-31 0000051253 srt:LatinAmericaMember iff:FrutaromIntegrationInitiativeMember 2019-01-01 2019-12-31 0000051253 iff:A2017ProductivityProgramMember 2017-01-01 2017-12-31 0000051253 us-gaap:OtherRestructuringMember iff:A2017ProductivityProgramMember 2017-01-01 2017-12-31 0000051253 us-gaap:EmployeeSeveranceMember iff:A2015SeveranceInitiativesMember 2017-01-01 2017-12-31 0000051253 us-gaap:EmployeeSeveranceMember iff:A2015SeveranceInitiativesMember 2016-12-31 0000051253 us-gaap:EmployeeSeveranceMember iff:A2017ProductivityProgramMember 2016-12-31 0000051253 us-gaap:EmployeeSeveranceMember iff:A2015SeveranceInitiativesMember 2017-12-31 0000051253 us-gaap:OtherRestructuringMember iff:A2017ProductivityProgramMember 2016-12-31 0000051253 srt:AsiaMember iff:FrutaromIntegrationInitiativeMember 2019-01-01 2019-12-31 0000051253 iff:FrutaromIndustriesLtd.Member 2019-01-01 2019-12-31 0000051253 iff:FrutaromIndustriesLtd.Member 2018-01-01 2018-12-31 0000051253 iff:FrutaromIndustriesLtd.Member iff:ProductFormulaMember 2018-10-04 2018-10-04 0000051253 iff:FrutaromIndustriesLtd.Member us-gaap:CustomerRelationshipsMember 2018-10-04 2018-10-04 0000051253 iff:FrutaromIndustriesLtd.Member 2018-10-04 2018-10-04 0000051253 iff:FrutaromIndustriesLtd.Member us-gaap:AboveMarketLeasesMember 2019-01-01 2019-09-30 0000051253 iff:FrutaromIndustriesLtd.Member us-gaap:TrademarksMember 2018-10-04 2018-10-04 0000051253 iff:PowderPureMember 2017-04-07 0000051253 iff:FragranceResourcesMember 2017-01-17 2017-01-17 0000051253 srt:RestatementAdjustmentMember iff:FrutaromIndustriesLtd.Member 2019-09-30 0000051253 iff:PowderPureMember 2017-04-07 2017-04-07 0000051253 iff:PowderPureMember us-gaap:TechnologyBasedIntangibleAssetsMember 2017-04-07 2017-04-07 0000051253 iff:TheAdditiveAdvantageLLCMember 2018-12-07 0000051253 iff:PowderPureMember us-gaap:TradeNamesMember 2017-04-07 2017-04-07 0000051253 srt:MaximumMember iff:PowderPureMember 2017-04-07 0000051253 iff:FragranceResourcesMember 2017-01-17 0000051253 iff:TheAdditiveAdvantageLLCMember 2018-12-07 2018-12-07 0000051253 iff:PowderPureMember us-gaap:TradeNamesMember 2017-04-07 0000051253 iff:WiburgCanadaMember iff:FrutaromIndustriesLtd.Member 2019-06-30 0000051253 iff:MightyandLeagelMember 2019-03-31 0000051253 iff:NutritionBiosciencesIncMember 2019-12-15 0000051253 iff:FrutaromIndustriesLtd.Member 2018-10-04 0000051253 iff:NutritionBiosciencesIncMember iff:SeniorUnsecuredTermLoanFacilitiesMember us-gaap:UnsecuredDebtMember 2019-12-15 0000051253 iff:WiburgCanadaMember 2019-06-30 0000051253 iff:WiburgCanadaMember 2019-04-01 2019-06-30 0000051253 srt:MaximumMember iff:MightyandLeagelMember 2019-03-31 0000051253 iff:MightyandLeagelMember 2019-01-01 2019-03-31 0000051253 iff:PowderPureMember us-gaap:CustomerRelationshipsMember 2017-04-07 0000051253 iff:DuPontdeNemoursIncMember iff:InternationalFlavorsFragrancesIncMember iff:NutritionBiosciencesIncMember 2019-12-15 0000051253 iff:FragranceResourcesMember us-gaap:TradeNamesMember 2017-01-17 2017-01-17 0000051253 srt:MinimumMember iff:MightyandLeagelMember 2019-03-31 0000051253 srt:MinimumMember iff:FragranceResourcesMember us-gaap:CustomerRelationshipsMember 2017-01-17 2017-01-17 0000051253 iff:PowderPureMember us-gaap:CustomerRelationshipsMember 2017-04-07 2017-04-07 0000051253 iff:FragranceResourcesMember iff:TradeNamesandProprietaryTechnologyMember 2017-01-17 0000051253 iff:PowderPureMember 2019-01-01 2019-12-31 0000051253 iff:FragranceResourcesMember us-gaap:CustomerRelationshipsMember 2017-01-17 0000051253 iff:NutritionBiosciencesIncMember iff:ThreeHundredSixtyFourDaySeniorUnsecuredBridgeFacilityMember us-gaap:UnsecuredDebtMember 2019-12-15 0000051253 srt:MaximumMember iff:FragranceResourcesMember us-gaap:CustomerRelationshipsMember 2017-01-17 2017-01-17 0000051253 iff:NutritionBiosciencesIncMember iff:SeniorUnsecuredBridgeTermLoanMember us-gaap:UnsecuredDebtMember 2019-12-15 0000051253 iff:FragranceResourcesMember us-gaap:TechnologyBasedIntangibleAssetsMember 2017-01-17 2017-01-17 0000051253 iff:NutritionBiosciencesIncMember 2019-12-15 2019-12-15 0000051253 iff:WiburgCanadaMember 2019-06-30 0000051253 iff:PowderPureMember us-gaap:TechnologyBasedIntangibleAssetsMember 2017-04-07 0000051253 iff:FrutaromIndustriesLtd.Member 2019-09-30 0000051253 srt:MaximumMember iff:FrutaromIndustriesLtd.Member iff:ProductFormulaMember 2019-01-01 2019-12-31 0000051253 srt:MaximumMember iff:FrutaromIndustriesLtd.Member us-gaap:AboveMarketLeasesMember 2019-01-01 2019-12-31 0000051253 srt:MinimumMember iff:FrutaromIndustriesLtd.Member us-gaap:AboveMarketLeasesMember 2019-01-01 2019-12-31 0000051253 srt:MinimumMember iff:FrutaromIndustriesLtd.Member us-gaap:CustomerRelationshipsMember 2019-01-01 2019-12-31 0000051253 iff:FrutaromIndustriesLtd.Member us-gaap:TrademarksMember 2019-01-01 2019-12-31 0000051253 srt:MinimumMember iff:FrutaromIndustriesLtd.Member iff:ProductFormulaMember 2019-01-01 2019-12-31 0000051253 srt:MaximumMember iff:FrutaromIndustriesLtd.Member us-gaap:CustomerRelationshipsMember 2019-01-01 2019-12-31 0000051253 us-gaap:MachineryAndEquipmentMember 2018-12-31 0000051253 us-gaap:ConstructionInProgressMember 2019-12-31 0000051253 us-gaap:TechnologyEquipmentMember 2019-12-31 0000051253 us-gaap:BuildingAndBuildingImprovementsMember 2019-12-31 0000051253 us-gaap:ConstructionInProgressMember 2018-12-31 0000051253 us-gaap:MachineryAndEquipmentMember 2019-12-31 0000051253 us-gaap:BuildingAndBuildingImprovementsMember 2018-12-31 0000051253 us-gaap:LandMember 2018-12-31 0000051253 us-gaap:LandMember 2019-12-31 0000051253 us-gaap:TechnologyEquipmentMember 2018-12-31 0000051253 us-gaap:TechnologyBasedIntangibleAssetsMember 2019-12-31 0000051253 iff:CashRestrictedStockUnitMember 2019-01-01 2019-12-31 0000051253 us-gaap:RestrictedStockMember 2019-01-01 2019-12-31 0000051253 us-gaap:RestrictedStockUnitsRSUMember 2019-01-01 2019-12-31 0000051253 us-gaap:CustomerRelationshipsMember 2018-12-31 0000051253 us-gaap:TrademarksAndTradeNamesMember 2019-12-31 0000051253 us-gaap:CustomerRelationshipsMember 2019-12-31 0000051253 us-gaap:OtherIntangibleAssetsMember 2019-12-31 0000051253 us-gaap:TrademarksAndTradeNamesMember 2018-12-31 0000051253 us-gaap:TechnologyBasedIntangibleAssetsMember 2018-12-31 0000051253 us-gaap:OtherIntangibleAssetsMember 2018-12-31 0000051253 us-gaap:MeasurementInputDiscountRateMember iff:NaturalProductSolutionsMember 2019-11-30 0000051253 iff:MeasurementInputTerminalGrowthMember iff:NaturalProductSolutionsMember 2019-11-30 0000051253 iff:MeasurementInputTerminalGrowthMember iff:NaturalProductSolutionsMember us-gaap:IncomeApproachValuationTechniqueMember 2019-11-30 0000051253 us-gaap:MeasurementInputDiscountRateMember iff:NaturalProductSolutionsMember us-gaap:IncomeApproachValuationTechniqueMember 2019-11-30 0000051253 iff:NaturalProductSolutionsMember 2019-11-30 0000051253 iff:FlavorsMember 2018-12-31 0000051253 iff:FlavorsMember 2019-12-31 0000051253 iff:UnallocatedMember 2018-12-31 0000051253 iff:FragrancesMember 2019-12-31 0000051253 iff:UnallocatedMember 2019-12-31 0000051253 iff:FragrancesMember 2018-12-31 0000051253 iff:LucasMeyersCosmeticsMember 2019-11-30 0000051253 srt:MinimumMember iff:InclusionsMember 2019-11-30 0000051253 us-gaap:EMEAMember 2019-12-31 0000051253 srt:AsiaMember 2019-12-31 0000051253 srt:LatinAmericaMember 2019-12-31 0000051253 srt:NorthAmericaMember 2019-12-31 0000051253 iff:StockPurchaseContractMember 2018-09-17 2018-09-17 0000051253 iff:AmortizingNoteMember 2018-09-17 2018-09-17 0000051253 2018-09-17 2018-09-17 0000051253 2018-09-17 0000051253 iff:StockPurchaseContractMember 2018-09-17 0000051253 iff:AmortizingNoteMember 2018-09-17 0000051253 iff:ConditionThreeMember 2019-12-31 0000051253 iff:ConditionOneMember 2019-12-31 0000051253 iff:ConditionTwoMember srt:MaximumMember 2019-12-31 0000051253 iff:ConditionTwoMember 2019-12-31 0000051253 iff:ConditionTwoMember srt:MinimumMember 2019-12-31 0000051253 iff:SeniorNotesEuroNoteDueTwoThousandTwentyFourMember 2019-12-31 0000051253 iff:SeniorNotesEuroNotesDueTwoThousandTwentyOneMember 2019-12-31 0000051253 iff:SeniorNotesDueTwoThousandTwentyEightMember 2019-12-31 0000051253 iff:TermLoanCreditAgreementMember 2019-12-31 0000051253 iff:AmortizingNoteMember 2019-12-31 0000051253 iff:SeniorNotesDueTwoThousandFortySevenMember 2019-12-31 0000051253 iff:SeniorNotesDueTwoThousandTwentyThreeMember 2019-12-31 0000051253 iff:SeniorNotesDueTwoThousandFortyEightMember 2019-12-31 0000051253 iff:SeniorNotesDueTwoThousandandTwentyMember 2019-12-31 0000051253 iff:SeniorNotesEuroNotesDueTwoThousandTwentySixMember 2019-12-31 0000051253 iff:SeniorNotesDueTwoThousandFortySevenMember 2019-12-31 0000051253 iff:SeniorNotesDueTwoThousandFortyEightMember 2019-12-31 0000051253 iff:SeniorNotesDueTwoThousandTwentyEightMember 2018-12-31 0000051253 iff:SeniorNotesEuroNotesDueTwoThousandTwentyOneMember 2019-12-31 0000051253 iff:SeniorNotesDueTwoThousandFortySevenMember 2018-12-31 0000051253 iff:DeferredRealizedGainsOnInterestRateSwapsMember 2018-12-31 0000051253 iff:SeniorNotesDueTwoThousandTwentyThreeMember 2019-12-31 0000051253 iff:SeniorNotesEuroNoteDueTwoThousandTwentyFourMember 2019-12-31 0000051253 iff:SeniorNotesDueTwoThousandFortyEightMember 2018-12-31 0000051253 iff:BankBorrowingsAndOverdraftsMember 2019-12-31 0000051253 iff:AmortizingNoteMember 2018-12-31 0000051253 iff:TermLoanCreditAgreementMember us-gaap:LoansPayableMember 2018-12-31 0000051253 iff:AmortizingNoteMember 2019-12-31 0000051253 iff:SeniorNotesEuroNotesDueTwoThousandTwentyOneMember 2018-12-31 0000051253 iff:TermLoanCreditAgreementMember us-gaap:LoansPayableMember 2019-12-31 0000051253 iff:SeniorNotesDueTwoThousandandTwentyMember 2019-12-31 0000051253 iff:SeniorNotesDueTwoThousandTwentyEightMember 2019-12-31 0000051253 iff:DeferredRealizedGainsOnInterestRateSwapsMember 2019-12-31 0000051253 iff:SeniorNotesEuroNotesDueTwoThousandTwentySixMember 2019-12-31 0000051253 iff:SeniorNotesEuroNotesDueTwoThousandTwentySixMember 2018-12-31 0000051253 iff:SeniorNotesDueTwoThousandandTwentyMember 2018-12-31 0000051253 iff:SeniorNotesDueTwoThousandTwentyThreeMember 2018-12-31 0000051253 iff:BankBorrowingsAndOverdraftsMember 2018-12-31 0000051253 iff:SeniorNotesEuroNoteDueTwoThousandTwentyFourMember 2018-12-31 0000051253 iff:SeniorNotesInTwoThousandSixteenMember 2016-03-14 2016-03-14 0000051253 iff:AmortizingNoteMember iff:FrutaromIndustriesLtd.Member 2018-10-04 2018-10-04 0000051253 srt:MaximumMember iff:TermLoanCreditAgreementMember us-gaap:LoansPayableMember us-gaap:BaseRateMember 2018-06-06 2018-06-06 0000051253 iff:SeniorNotesInTwoThousandThirteenMember 2013-04-04 0000051253 srt:MaximumMember iff:TermLoanCreditAgreementMember us-gaap:LoansPayableMember us-gaap:LondonInterbankOfferedRateLIBORMember 2018-06-06 2018-06-06 0000051253 iff:SeniorNotesInTwoThousandSixteenMember 2016-03-14 0000051253 srt:MaximumMember us-gaap:RevolvingCreditFacilityMember iff:CitibankN.AMember us-gaap:BaseRateMember 2018-06-06 2018-06-06 0000051253 iff:TermLoanCreditAgreementMember us-gaap:LoansPayableMember 2018-06-06 0000051253 iff:SeniorNotesInTwoThousandSeventeenMember 2017-05-18 0000051253 us-gaap:CommercialPaperMember 2019-01-01 2019-12-31 0000051253 us-gaap:CommercialPaperMember 2018-01-01 2018-12-31 0000051253 iff:SeniorNotesDueTwoThousandandTwentyMember us-gaap:CarryingReportedAmountFairValueDisclosureMember us-gaap:UnsecuredDebtMember 2018-09-26 0000051253 iff:TermLoanCreditAgreementMember us-gaap:LoansPayableMember 2019-10-01 2019-12-31 0000051253 iff:SeniorNotesEuroNotesDueTwoThousandTwentyOneMember 2018-09-25 0000051253 srt:MinimumMember iff:TermLoanCreditAgreementMember us-gaap:LoansPayableMember us-gaap:BaseRateMember 2018-06-06 2018-06-06 0000051253 srt:MinimumMember us-gaap:RevolvingCreditFacilityMember iff:CitibankN.AMember us-gaap:BaseRateMember 2018-06-06 2018-06-06 0000051253 iff:SeniorNotesEuroNotesDueTwoThousandTwentySixMember 2018-09-25 0000051253 iff:TermLoanCreditAgreementMember us-gaap:LoansPayableMember 2018-06-06 2018-06-06 0000051253 srt:MinimumMember us-gaap:RevolvingCreditFacilityMember iff:CitibankN.AMember us-gaap:LondonInterbankOfferedRateLIBORMember 2018-06-06 2018-06-06 0000051253 iff:SeniorNotesDueTwoThousandTwentyEightMember us-gaap:CarryingReportedAmountFairValueDisclosureMember 2018-09-26 0000051253 iff:TrancheBRevolvingCreditFacilityMember iff:CitibankN.AMember 2018-06-06 0000051253 2016-03-14 2016-03-14 0000051253 iff:SeniorNotesDueTwoThousandFortyEightMember us-gaap:CarryingReportedAmountFairValueDisclosureMember 2018-09-26 0000051253 iff:SeniorNotesInTwoThousandSeventeenMember 2017-05-18 2017-05-18 0000051253 us-gaap:RevolvingCreditFacilityMember iff:CitibankN.AMember 2019-12-31 0000051253 iff:TermLoanCreditAgreementMember us-gaap:LoansPayableMember 2019-01-01 2019-03-31 0000051253 iff:SeniorNotesInTwoThousandThirteenMember 2013-04-03 2013-04-04 0000051253 srt:MaximumMember us-gaap:RevolvingCreditFacilityMember iff:CitibankN.AMember us-gaap:LondonInterbankOfferedRateLIBORMember 2018-06-06 2018-06-06 0000051253 us-gaap:RevolvingCreditFacilityMember iff:CitibankN.AMember 2018-06-06 2018-06-06 0000051253 us-gaap:CommercialPaperMember 2019-12-31 0000051253 iff:TrancheARevolvingCreditFacilityMember iff:CitibankN.AMember 2018-06-06 0000051253 srt:MinimumMember iff:TermLoanCreditAgreementMember us-gaap:LoansPayableMember us-gaap:LondonInterbankOfferedRateLIBORMember 2018-06-06 2018-06-06 0000051253 iff:TermLoanCreditAgreementMember us-gaap:LoansPayableMember 2019-07-01 2019-09-30 0000051253 iff:RevolverBorrowingsMember us-gaap:LondonInterbankOfferedRateLIBORMember 2019-12-31 0000051253 srt:MinimumMember iff:SeniorNotesInTwoThousandSevenMember 2019-12-31 0000051253 srt:MaximumMember iff:SeniorNotesInTwoThousandSevenMember 2019-12-31 0000051253 us-gaap:CommercialPaperMember 2018-12-31 0000051253 us-gaap:LondonInterbankOfferedRateLIBORMember 2019-01-01 2019-12-31 0000051253 iff:UnrecognizedTaxBenefitsOtherLiabilitiesMember 2017-12-31 0000051253 iff:UnrecognizedTaxBenefitsOtherLiabilitiesMember 2018-12-31 0000051253 iff:TwoThousandEighteenToTwoThousandTwoThousandThirtySevenMember 2018-12-31 0000051253 us-gaap:OtherLiabilitiesMember 2019-12-31 0000051253 iff:TwoThousandEighteenToTwoThousandTwoThousandThirtySevenMember 2019-12-31 0000051253 iff:FrutaromIndustriesLtd.Member iff:UnrecognizedTaxBenefitsOtherLiabilitiesMember 2019-12-31 0000051253 iff:IndefiniteMember 2019-12-31 0000051253 us-gaap:StateAndLocalJurisdictionMember 2019-12-31 0000051253 iff:UnrecognizedTaxBenefitsOtherCurrentLiabilitiesMember 2019-12-31 0000051253 iff:UnrecognizedTaxBenefitsOtherLiabilitiesMember 2019-12-31 0000051253 iff:FrutaromIndustriesLtd.Member iff:UnrecognizedTaxBenefitsOtherCurrentLiabilitiesMember 2019-12-31 0000051253 iff:FrutaromIndustriesLtd.Member 2019-12-31 0000051253 iff:UnrecognizedTaxBenefitsOtherCurrentLiabilitiesMember 2017-12-31 0000051253 iff:UnrecognizedTaxBenefitsOtherCurrentLiabilitiesMember 2018-12-31 0000051253 srt:NorthAmericaMember 2019-01-01 2019-12-31 0000051253 srt:LatinAmericaMember 2018-01-01 2018-12-31 0000051253 srt:AsiaMember 2017-01-01 2017-12-31 0000051253 srt:LatinAmericaMember 2017-01-01 2017-12-31 0000051253 srt:NorthAmericaMember 2018-01-01 2018-12-31 0000051253 srt:AsiaMember 2018-01-01 2018-12-31 0000051253 srt:AsiaMember 2019-01-01 2019-12-31 0000051253 us-gaap:EMEAMember 2019-01-01 2019-12-31 0000051253 srt:NorthAmericaMember 2017-01-01 2017-12-31 0000051253 us-gaap:EMEAMember 2017-01-01 2017-12-31 0000051253 srt:LatinAmericaMember 2019-01-01 2019-12-31 0000051253 us-gaap:EMEAMember 2018-01-01 2018-12-31 0000051253 iff:FlavorsMember 2018-01-01 2018-12-31 0000051253 iff:FlavorsMember 2017-01-01 2017-12-31 0000051253 iff:FlavorsMember 2019-01-01 2019-12-31 0000051253 iff:FragrancesMember 2019-01-01 2019-12-31 0000051253 iff:FragrancesMember 2018-01-01 2018-12-31 0000051253 iff:FragrancesMember 2017-01-01 2017-12-31 0000051253 us-gaap:RestrictedStockMember 2017-01-01 2017-12-31 0000051253 us-gaap:RestrictedStockMember 2018-01-01 2018-12-31 0000051253 iff:EmployeeStockOptionAndRestrictedStockMember 2017-01-01 2017-12-31 0000051253 iff:StockPurchaseContractMember 2019-01-01 2019-12-31 0000051253 iff:StockPurchaseContractMember 2018-01-01 2018-12-31 0000051253 iff:EmployeeStockOptionAndRestrictedStockMember 2019-01-01 2019-12-31 0000051253 iff:EmployeeStockOptionAndRestrictedStockMember 2018-01-01 2018-12-31 0000051253 iff:StockPurchaseContractMember 2017-01-01 2017-12-31 0000051253 2017-11-01 0000051253 2012-12-31 0000051253 2017-10-31 0000051253 2015-08-31 0000051253 iff:StockOptionsAndSsarsMember iff:RangeSevenMember 2019-12-31 0000051253 iff:StockOptionsAndSsarsMember iff:RangeSevenMember 2019-01-01 2019-12-31 0000051253 us-gaap:StockAppreciationRightsSARSMember 2019-12-31 0000051253 us-gaap:StockAppreciationRightsSARSMember 2019-01-01 2019-12-31 0000051253 iff:CashRestrictedStockUnitMember 2019-12-31 0000051253 iff:TwoThousandEightToTwoThousandTenCycleMember 2019-01-01 2019-12-31 0000051253 iff:StockOptionsAndStockSettledAppreciationRightsMember 2017-12-31 0000051253 iff:TwoThousandTenPlanMember 2019-12-31 0000051253 iff:LongTermIncentivePlanMember 2019-01-01 2019-12-31 0000051253 us-gaap:StockAppreciationRightsSARSMember 2017-12-31 0000051253 us-gaap:RestrictedStockMember 2019-12-31 0000051253 iff:StockOptionsAndStockSettledAppreciationRightsMember 2019-12-31 0000051253 iff:TwoThousandTenToTwoThousandTwelveCycleMember 2018-03-01 2018-03-31 0000051253 us-gaap:RestrictedStockUnitsRSUMember 2019-12-31 0000051253 iff:TwoThousandTenPlanMember 2019-01-01 2019-12-31 0000051253 iff:TwoThousandFourteenToTwoThousandSixteenCycleMember 2019-03-01 2019-03-31 0000051253 iff:TwoThousandTenToTwoThousandTwelveCycleMember 2016-03-01 2016-03-31 0000051253 iff:StockOptionsAndStockSettledAppreciationRightsMember 2018-12-31 0000051253 iff:StockOptionsAndSsarsMember 2018-12-31 0000051253 iff:StockOptionsAndSsarsMember 2019-12-31 0000051253 iff:StockOptionsAndSsarsMember 2019-01-01 2019-12-31 0000051253 iff:StockOptionsAndSsarsMember iff:RangeSixMember 2019-12-31 0000051253 iff:StockOptionsAndSsarsMember iff:RangeSixMember 2019-01-01 2019-12-31 0000051253 iff:CashRestrictedStockUnitMember 2018-12-31 0000051253 iff:EquityBasedAwardsMember 2018-01-01 2018-12-31 0000051253 iff:LiabilityBasedAwardsMember 2019-01-01 2019-12-31 0000051253 iff:EquityBasedAwardsMember 2017-01-01 2017-12-31 0000051253 iff:LiabilityBasedAwardsMember 2017-01-01 2017-12-31 0000051253 iff:LiabilityBasedAwardsMember 2018-01-01 2018-12-31 0000051253 iff:EquityBasedAwardsMember 2019-01-01 2019-12-31 0000051253 us-gaap:RestrictedStockUnitsRSUMember 2017-01-01 2017-12-31 0000051253 us-gaap:RestrictedStockUnitsRSUMember 2018-01-01 2018-12-31 0000051253 us-gaap:RestrictedStockMember 2018-12-31 0000051253 us-gaap:RestrictedStockUnitsRSUMember 2018-12-31 0000051253 iff:FullThreeYearPeriodMember 2019-01-01 2019-12-31 0000051253 iff:EachTwelveMonthPeriodMember 2019-01-01 2019-12-31 0000051253 us-gaap:StockOptionMember 2018-01-01 2018-12-31 0000051253 us-gaap:StockAppreciationRightsSARSMember 2018-12-31 0000051253 us-gaap:StockOptionMember 2017-01-01 2017-12-31 0000051253 us-gaap:StockOptionMember 2019-01-01 2019-12-31 0000051253 us-gaap:OperatingSegmentsMember iff:FragrancesMember 2018-01-01 2018-12-31 0000051253 us-gaap:OperatingSegmentsMember iff:FlavorsMember 2017-01-01 2017-12-31 0000051253 us-gaap:OperatingSegmentsMember iff:FlavorsMember 2019-01-01 2019-12-31 0000051253 us-gaap:OperatingSegmentsMember iff:FlavorsMember 2018-01-01 2018-12-31 0000051253 us-gaap:OperatingSegmentsMember iff:FragrancesMember 2019-01-01 2019-12-31 0000051253 us-gaap:OperatingSegmentsMember iff:FragrancesMember 2017-01-01 2017-12-31 0000051253 country:NL 2019-12-31 0000051253 country:SG 2018-12-31 0000051253 country:NL 2018-12-31 0000051253 iff:OtherCountriesMember 2019-12-31 0000051253 country:US 2019-12-31 0000051253 country:CN 2018-12-31 0000051253 country:US 2018-12-31 0000051253 iff:OtherCountriesMember 2018-12-31 0000051253 country:CN 2019-12-31 0000051253 country:SG 2019-12-31 0000051253 us-gaap:CustomerConcentrationRiskMember 2018-01-01 2018-12-31 0000051253 us-gaap:CustomerConcentrationRiskMember 2017-01-01 2017-12-31 0000051253 us-gaap:NonUsMember 2019-01-01 2019-12-31 0000051253 us-gaap:CustomerConcentrationRiskMember 2019-01-01 2019-12-31 0000051253 country:GB us-gaap:CorporateAndOtherMember 2017-01-01 2017-12-31 0000051253 us-gaap:CorporateAndOtherMember 2017-01-01 2017-12-31 0000051253 us-gaap:CorporateAndOtherMember 2019-01-01 2019-12-31 0000051253 us-gaap:OperatingSegmentsMember 2017-01-01 2017-12-31 0000051253 us-gaap:CorporateAndOtherMember 2018-01-01 2018-12-31 0000051253 iff:NutritionBiosciencesIncMember us-gaap:CorporateAndOtherMember 2018-01-01 2018-12-31 0000051253 us-gaap:AcquisitionRelatedCostsMember 2019-01-01 2019-12-31 0000051253 country:GB us-gaap:CorporateAndOtherMember 2018-01-01 2018-12-31 0000051253 us-gaap:CorporateNonSegmentMember 2018-01-01 2018-12-31 0000051253 us-gaap:OperatingSegmentsMember 2019-01-01 2019-12-31 0000051253 us-gaap:CorporateNonSegmentMember 2019-01-01 2019-12-31 0000051253 iff:NutritionBiosciencesIncMember us-gaap:CorporateAndOtherMember 2019-01-01 2019-12-31 0000051253 us-gaap:AcquisitionRelatedCostsMember 2018-01-01 2018-12-31 0000051253 iff:NutritionBiosciencesIncMember us-gaap:CorporateAndOtherMember 2017-01-01 2017-12-31 0000051253 us-gaap:OperatingSegmentsMember 2018-01-01 2018-12-31 0000051253 us-gaap:CorporateNonSegmentMember 2017-01-01 2017-12-31 0000051253 country:GB us-gaap:CorporateAndOtherMember 2019-01-01 2019-12-31 0000051253 us-gaap:AcquisitionRelatedCostsMember 2017-01-01 2017-12-31 0000051253 us-gaap:GeographicDistributionDomesticMember 2019-01-01 2019-12-31 0000051253 us-gaap:GeographicDistributionForeignMember 2018-01-01 2018-12-31 0000051253 us-gaap:GeographicDistributionDomesticMember 2017-01-01 2017-12-31 0000051253 us-gaap:GeographicDistributionForeignMember 2017-01-01 2017-12-31 0000051253 us-gaap:GeographicDistributionForeignMember 2019-01-01 2019-12-31 0000051253 us-gaap:GeographicDistributionDomesticMember 2018-01-01 2018-12-31 0000051253 us-gaap:OperatingSegmentsMember iff:FragrancesMember 2019-12-31 0000051253 us-gaap:CorporateNonSegmentMember 2018-12-31 0000051253 us-gaap:OperatingSegmentsMember iff:FragrancesMember 2018-12-31 0000051253 us-gaap:OperatingSegmentsMember iff:FlavorsMember 2019-12-31 0000051253 us-gaap:CorporateNonSegmentMember 2019-12-31 0000051253 us-gaap:OperatingSegmentsMember iff:FlavorsMember 2018-12-31 0000051253 iff:FrutaromIndustriesLtd.Member 2018-12-31 0000051253 country:US us-gaap:PensionPlansDefinedBenefitMember 2018-01-01 2018-12-31 0000051253 country:US us-gaap:PensionPlansDefinedBenefitMember 2019-01-01 2019-12-31 0000051253 country:US us-gaap:PensionPlansDefinedBenefitMember 2017-01-01 2017-12-31 0000051253 us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2017-01-01 2017-12-31 0000051253 us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-01-01 2018-12-31 0000051253 us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-01-01 2019-12-31 0000051253 us-gaap:LiabilityMember 2018-12-31 0000051253 us-gaap:LiabilityMember 2019-12-31 0000051253 iff:ExpenseMember 2018-01-01 2018-12-31 0000051253 us-gaap:LiabilityMember 2018-01-01 2018-12-31 0000051253 iff:ExpenseMember 2019-01-01 2019-12-31 0000051253 us-gaap:LiabilityMember 2019-01-01 2019-12-31 0000051253 iff:ExpenseMember 2019-12-31 0000051253 iff:ExpenseMember 2018-12-31 0000051253 us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember 2019-01-01 2019-12-31 0000051253 country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember 2017-12-31 0000051253 us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember 2018-01-01 2018-12-31 0000051253 us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2017-12-31 0000051253 country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 country:US us-gaap:PensionPlansDefinedBenefitMember 2017-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember iff:NonUSTreasuriesOrGovernmentBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:EquitySecuritiesMember iff:NonUSMidCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FairValueInputsLevel3Member us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember us-gaap:OtherInvestmentCompaniesMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:RealEstateMember us-gaap:FairValueInputsLevel3Member iff:NonUSRealEstateMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember iff:NonUSAssetBackedSecuritiesMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:EquitySecuritiesMember iff:NonUSLargeCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel2Member iff:EmergingMarketsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel1Member iff:EmergingMarketsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel2Member iff:NonUSOtherFixedIncomeMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel2Member iff:NonUSSmallCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel2Member iff:NonUSLargeCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel3Member iff:EmergingMarketsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel2Member iff:USCorporateBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel1Member iff:USLargeCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:EquitySecuritiesMember iff:NonUSSmallCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel3Member iff:NonUSOtherFixedIncomeMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel2Member iff:USLargeCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:RealEstateMember iff:NonUSRealEstateMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember us-gaap:FairValueInputsLevel1Member us-gaap:DerivativeMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel1Member iff:NonUSTreasuriesOrGovernmentBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember iff:USTreasuriesOrGovernmentBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember iff:NonUSOtherFixedIncomeMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember iff:AbsoluteReturnHedgeFundsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember us-gaap:FairValueInputsLevel1Member us-gaap:OtherInvestmentCompaniesMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel3Member iff:USLargeCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel3Member iff:USTreasuriesOrGovernmentBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember us-gaap:DerivativeMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember us-gaap:FairValueInputsLevel3Member iff:AbsoluteReturnHedgeFundsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel3Member iff:NonUSMidCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel1Member iff:NonUSMidCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FairValueInputsLevel2Member us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel2Member iff:NonUSTreasuriesOrGovernmentBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember us-gaap:FairValueInputsLevel2Member iff:AbsoluteReturnHedgeFundsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember us-gaap:FairValueInputsLevel1Member iff:InsuranceContractsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember iff:NonUSCorporateBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:EquitySecuritiesMember iff:USLargeCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember us-gaap:FairValueInputsLevel3Member us-gaap:DerivativeMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel3Member iff:USCorporateBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel3Member iff:NonUSSmallCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:RealEstateMember us-gaap:FairValueInputsLevel2Member iff:NonUSRealEstateMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel3Member iff:NonUSCorporateBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel1Member iff:NonUSSmallCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember iff:InsuranceContractsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel2Member iff:NonUSMidCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel3Member iff:NonUSAssetBackedSecuritiesMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:CashMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel1Member iff:NonUSLargeCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel1Member iff:NonUSOtherFixedIncomeMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel3Member iff:NonUSTreasuriesOrGovernmentBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel2Member iff:USTreasuriesOrGovernmentBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember iff:USCorporateBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:CashMember us-gaap:FairValueInputsLevel1Member us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FairValueInputsLevel1Member us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember us-gaap:FairValueInputsLevel2Member us-gaap:OtherInvestmentCompaniesMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel2Member iff:NonUSAssetBackedSecuritiesMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel3Member iff:NonUSLargeCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel1Member iff:USTreasuriesOrGovernmentBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:CashMember us-gaap:FairValueInputsLevel2Member us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember iff:EmergingMarketsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:CashMember us-gaap:FairValueInputsLevel3Member us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:RealEstateMember us-gaap:FairValueInputsLevel1Member iff:NonUSRealEstateMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember us-gaap:FairValueInputsLevel1Member iff:AbsoluteReturnHedgeFundsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember us-gaap:FairValueInputsLevel2Member iff:InsuranceContractsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember us-gaap:FairValueInputsLevel3Member us-gaap:OtherInvestmentCompaniesMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember us-gaap:FairValueInputsLevel3Member iff:InsuranceContractsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember us-gaap:FairValueInputsLevel2Member us-gaap:DerivativeMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel1Member iff:NonUSCorporateBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel2Member iff:NonUSCorporateBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel1Member iff:NonUSAssetBackedSecuritiesMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel1Member iff:USCorporateBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember 2017-01-01 2017-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel1Member iff:USLargeCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel1Member iff:NonUSSmallCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FairValueInputsLevel1Member us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel2Member iff:NonUSAssetBackedSecuritiesMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember us-gaap:FairValueInputsLevel2Member iff:AbsoluteReturnHedgeFundsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel2Member iff:USCorporateBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel3Member iff:USLargeCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:EquitySecuritiesMember iff:USLargeCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember us-gaap:FairValueInputsLevel2Member us-gaap:OtherInvestmentCompaniesMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel2Member iff:NonUSTreasuriesOrGovernmentBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel1Member iff:NonUSLargeCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel3Member iff:NonUSTreasuriesOrGovernmentBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel2Member iff:USLargeCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember us-gaap:FairValueInputsLevel1Member us-gaap:OtherInvestmentCompaniesMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember iff:InsuranceContractsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel1Member iff:NonUSAssetBackedSecuritiesMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel3Member iff:NonUSOtherFixedIncomeMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:CashMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel2Member iff:NonUSCorporateBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel2Member iff:NonUSLargeCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:EquitySecuritiesMember iff:NonUSSmallCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember us-gaap:FairValueInputsLevel2Member iff:InsuranceContractsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel3Member iff:EmergingMarketsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:EquitySecuritiesMember iff:NonUSLargeCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:CashMember us-gaap:FairValueInputsLevel3Member us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel3Member iff:NonUSAssetBackedSecuritiesMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:RealEstateMember us-gaap:FairValueInputsLevel3Member iff:NonUSRealEstateMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel3Member iff:NonUSCorporateBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember iff:NonUSTreasuriesOrGovernmentBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel1Member iff:NonUSTreasuriesOrGovernmentBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel3Member iff:USTreasuriesOrGovernmentBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel1Member iff:EmergingMarketsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel1Member iff:USTreasuriesOrGovernmentBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FairValueInputsLevel2Member us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember us-gaap:FairValueInputsLevel3Member iff:InsuranceContractsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel2Member iff:NonUSSmallCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember us-gaap:FairValueInputsLevel3Member us-gaap:DerivativeMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:RealEstateMember iff:NonUSRealEstateMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember us-gaap:FairValueInputsLevel3Member iff:AbsoluteReturnHedgeFundsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember iff:USCorporateBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:CashMember us-gaap:FairValueInputsLevel1Member us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel2Member iff:EmergingMarketsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel1Member iff:USCorporateBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:EquitySecuritiesMember iff:NonUSMidCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:CashMember us-gaap:FairValueInputsLevel2Member us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:RealEstateMember us-gaap:FairValueInputsLevel2Member iff:NonUSRealEstateMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel3Member iff:NonUSLargeCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember iff:NonUSCorporateBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel1Member iff:NonUSOtherFixedIncomeMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel2Member iff:NonUSMidCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel2Member iff:NonUSOtherFixedIncomeMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel1Member iff:NonUSMidCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:EquitySecuritiesMember iff:EmergingMarketsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:RealEstateMember us-gaap:FairValueInputsLevel1Member iff:NonUSRealEstateMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember iff:NonUSOtherFixedIncomeMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel3Member iff:NonUSSmallCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember us-gaap:FairValueInputsLevel2Member us-gaap:DerivativeMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember iff:USTreasuriesOrGovernmentBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember iff:AbsoluteReturnHedgeFundsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel1Member iff:NonUSCorporateBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel3Member iff:USCorporateBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel3Member iff:NonUSMidCapMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FairValueInputsLevel3Member us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember us-gaap:FairValueInputsLevel3Member us-gaap:OtherInvestmentCompaniesMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember us-gaap:FairValueInputsLevel1Member iff:InsuranceContractsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember us-gaap:DerivativeMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel2Member iff:USTreasuriesOrGovernmentBondsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember us-gaap:OtherInvestmentCompaniesMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember us-gaap:FairValueInputsLevel1Member us-gaap:DerivativeMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember iff:NonUSAssetBackedSecuritiesMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 iff:AlternativeTypeOfInvestmentsMember us-gaap:FairValueInputsLevel1Member iff:AbsoluteReturnHedgeFundsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:CashAndCashEquivalentsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:CorporateBondSecuritiesMember country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:MunicipalBondsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel3Member country:US 2019-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel2Member iff:PooledFundsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:CashAndCashEquivalentsMember us-gaap:FairValueInputsLevel2Member country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember iff:FairValueOfPlanAssetsBeforeReceivablesMember country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel3Member us-gaap:CorporateBondSecuritiesMember country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel1Member us-gaap:MunicipalBondsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember iff:GovernmentAndGovernmentAgencyBondsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel3Member iff:PooledFundsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 country:US 2019-12-31 0000051253 us-gaap:EquitySecuritiesMember iff:PooledFundsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:CashAndCashEquivalentsMember us-gaap:FairValueInputsLevel3Member country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel1Member iff:GovernmentAndGovernmentAgencyBondsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel1Member iff:FairValueOfPlanAssetsBeforeReceivablesMember country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel1Member us-gaap:CorporateBondSecuritiesMember country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel2Member us-gaap:CorporateBondSecuritiesMember country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 iff:ReceivablesMember country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel2Member us-gaap:MunicipalBondsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel2Member iff:FairValueOfPlanAssetsBeforeReceivablesMember country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel3Member us-gaap:MunicipalBondsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel3Member iff:GovernmentAndGovernmentAgencyBondsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel1Member iff:PooledFundsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel2Member iff:GovernmentAndGovernmentAgencyBondsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:CashAndCashEquivalentsMember us-gaap:FairValueInputsLevel1Member country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:HedgeFundsMember us-gaap:FairValueInputsLevel3Member us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:HedgeFundsMember us-gaap:FairValueInputsLevel3Member us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:RealEstateMember us-gaap:FairValueInputsLevel3Member us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-01-01 2019-12-31 0000051253 us-gaap:HedgeFundsMember us-gaap:FairValueInputsLevel3Member us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-01-01 2019-12-31 0000051253 us-gaap:FairValueInputsLevel3Member us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-01-01 2019-12-31 0000051253 us-gaap:RealEstateMember us-gaap:FairValueInputsLevel3Member us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:RealEstateMember us-gaap:FairValueInputsLevel3Member us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:CashAndCashEquivalentsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:RealEstateMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:DebtSecuritiesMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:DebtSecuritiesMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:DebtSecuritiesMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:EquitySecuritiesMember country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:EquitySecuritiesMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:CashAndCashEquivalentsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:RealEstateMember country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:OtherInvestmentCompaniesMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:OtherInvestmentCompaniesMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:RealEstateMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:DebtSecuritiesMember country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:CashAndCashEquivalentsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:OtherInvestmentCompaniesMember country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:RealEstateMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:OtherInvestmentCompaniesMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel1Member iff:PooledFundsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel1Member us-gaap:MunicipalBondsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel2Member us-gaap:CorporateBondSecuritiesMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FairValueInputsLevel3Member country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:CashAndCashEquivalentsMember us-gaap:FairValueInputsLevel2Member country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:CorporateBondSecuritiesMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:CashAndCashEquivalentsMember us-gaap:FairValueInputsLevel3Member country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel3Member iff:PooledFundsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel2Member iff:GovernmentAndGovernmentAgencyBondsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel1Member iff:GovernmentAndGovernmentAgencyBondsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:MunicipalBondsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 iff:ReceivablesMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:CashAndCashEquivalentsMember us-gaap:FairValueInputsLevel1Member country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel3Member iff:GovernmentAndGovernmentAgencyBondsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel3Member us-gaap:MunicipalBondsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel1Member us-gaap:CorporateBondSecuritiesMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember iff:FairValueOfPlanAssetsBeforeReceivablesMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel2Member iff:PooledFundsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember iff:GovernmentAndGovernmentAgencyBondsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel3Member us-gaap:CorporateBondSecuritiesMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:EquitySecuritiesMember iff:PooledFundsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel1Member iff:FairValueOfPlanAssetsBeforeReceivablesMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel2Member iff:FairValueOfPlanAssetsBeforeReceivablesMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember us-gaap:FairValueInputsLevel2Member us-gaap:MunicipalBondsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 country:US us-gaap:QualifiedPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-01-01 2019-12-31 0000051253 us-gaap:FixedIncomeFundsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:DeferredCompensationArrangementWithIndividualByTypeOfCompensationPensionAndOtherPostretirementBenefitsMember 2019-12-31 0000051253 srt:MaximumMember iff:AlternativeTypeOfInvestmentsMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 srt:MaximumMember us-gaap:RealEstateMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 iff:PooledFundsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 srt:MinimumMember us-gaap:EquitySecuritiesMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 srt:MaximumMember us-gaap:FixedIncomeSecuritiesMember us-gaap:ForeignPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 us-gaap:FixedIncomeFundsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 country:US us-gaap:NonqualifiedPlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-01-01 2019-12-31 0000051253 us-gaap:DeferredCompensationArrangementWithIndividualByTypeOfCompensationPensionAndOtherPostretirementBenefitsMember 2018-12-31 0000051253 us-gaap:FixedIncomeSecuritiesMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 us-gaap:EquitySecuritiesMember country:US us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000051253 iff:PooledFundsMember country:US us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000051253 iff:AmortizingNoteMember us-gaap:CarryingReportedAmountFairValueDisclosureMember 2018-12-31 0000051253 iff:SeniorNotesDueTwoThousandFortyEightMember us-gaap:EstimateOfFairValueFairValueDisclosureMember 2018-12-31 0000051253 iff:SeniorNotesDueTwoThousandFortyEightMember us-gaap:EstimateOfFairValueFairValueDisclosureMember 2019-12-31 0000051253 us-gaap:EstimateOfFairValueFairValueDisclosureMember 2019-12-31 0000051253 iff:SeniorNotesDueTwoThousandTwentyThreeMember us-gaap:CarryingReportedAmountFairValueDisclosureMember 2018-12-31 0000051253 us-gaap:EstimateOfFairValueFairValueDisclosureMember 2018-12-31 0000051253 iff:AmortizingNoteMember us-gaap:CarryingReportedAmountFairValueDisclosureMember 2019-12-31 0000051253 iff:SeniorNotesDueTwoThousandandTwentyMember us-gaap:CarryingReportedAmountFairValueDisclosureMember 2019-12-31 0000051253 iff:SeniorNotesEuroNotesDueTwoThousandTwentySixMember us-gaap:CarryingReportedAmountFairValueDisclosureMember 2018-12-31 0000051253 iff:SeniorNotesEuroNotesDueTwoThousandTwentySixMember us-gaap:EstimateOfFairValueFairValueDisclosureMember 2019-12-31 0000051253 us-gaap:CarryingReportedAmountFairValueDisclosureMember 2019-12-31 0000051253 us-gaap:CarryingReportedAmountFairValueDisclosureMember 2018-12-31 0000051253 iff:SeniorNotesDueTwoThousandTwentyThreeMember us-gaap:EstimateOfFairValueFairValueDisclosureMember 2018-12-31 0000051253 iff:TermLoanCreditAgreementMember us-gaap:EstimateOfFairValueFairValueDisclosureMember 2018-12-31 0000051253 iff:SeniorNotesDueTwoThousandFortySevenMember us-gaap:CarryingReportedAmountFairValueDisclosureMember 2018-12-31 0000051253 iff:AmortizingNoteMember us-gaap:EstimateOfFairValueFairValueDisclosureMember 2018-12-31 0000051253 iff:SeniorNotesDueTwoThousandFortySevenMember us-gaap:EstimateOfFairValueFairValueDisclosureMember 2018-12-31 0000051253 iff:SeniorNotesDueTwoThousandTwentyEightMember us-gaap:CarryingReportedAmountFairValueDisclosureMember 2018-12-31 0000051253 iff:SeniorNotesDueTwoThousandTwentyEightMember us-gaap:CarryingReportedAmountFairValueDisclosureMember 2019-12-31 0000051253 iff:SeniorNotesDueTwoThousandFortyEightMember us-gaap:CarryingReportedAmountFairValueDisclosureMember 2018-12-31 0000051253 iff:SeniorNotesDueTwoThousandTwentyThreeMember us-gaap:EstimateOfFairValueFairValueDisclosureMember 2019-12-31 0000051253 iff:SeniorNotesEuroNotesDueTwoThousandTwentyOneMember us-gaap:CarryingReportedAmountFairValueDisclosureMember 2018-12-31 0000051253 iff:SeniorNotesDueTwoThousandFortySevenMember us-gaap:EstimateOfFairValueFairValueDisclosureMember 2019-12-31 0000051253 iff:SeniorNotesEuroNotesDueTwoThousandTwentyOneMember us-gaap:CarryingReportedAmountFairValueDisclosureMember 2019-12-31 0000051253 iff:SeniorNotesEuroNotesDueTwoThousandTwentyOneMember us-gaap:EstimateOfFairValueFairValueDisclosureMember 2018-12-31 0000051253 iff:SeniorNotesDueTwoThousandTwentyEightMember us-gaap:EstimateOfFairValueFairValueDisclosureMember 2019-12-31 0000051253 iff:TermLoanCreditAgreementMember us-gaap:EstimateOfFairValueFairValueDisclosureMember 2019-12-31 0000051253 iff:AmortizingNoteMember us-gaap:EstimateOfFairValueFairValueDisclosureMember 2019-12-31 0000051253 iff:SeniorNotesDueTwoThousandTwentyThreeMember us-gaap:CarryingReportedAmountFairValueDisclosureMember 2019-12-31 0000051253 iff:SeniorNotesDueTwoThousandFortySevenMember us-gaap:CarryingReportedAmountFairValueDisclosureMember 2019-12-31 0000051253 iff:SeniorNotesDueTwoThousandTwentyEightMember us-gaap:EstimateOfFairValueFairValueDisclosureMember 2018-12-31 0000051253 iff:SeniorNotesEuroNoteDueTwoThousandTwentyFourMember us-gaap:CarryingReportedAmountFairValueDisclosureMember 2018-12-31 0000051253 iff:SeniorNotesEuroNoteDueTwoThousandTwentyFourMember us-gaap:EstimateOfFairValueFairValueDisclosureMember 2019-12-31 0000051253 iff:SeniorNotesEuroNotesDueTwoThousandTwentySixMember us-gaap:EstimateOfFairValueFairValueDisclosureMember 2018-12-31 0000051253 iff:SeniorNotesEuroNotesDueTwoThousandTwentyOneMember us-gaap:EstimateOfFairValueFairValueDisclosureMember 2019-12-31 0000051253 iff:TermLoanCreditAgreementMember us-gaap:CarryingReportedAmountFairValueDisclosureMember 2018-12-31 0000051253 iff:SeniorNotesEuroNoteDueTwoThousandTwentyFourMember us-gaap:CarryingReportedAmountFairValueDisclosureMember 2019-12-31 0000051253 iff:SeniorNotesDueTwoThousandandTwentyMember us-gaap:EstimateOfFairValueFairValueDisclosureMember 2018-12-31 0000051253 iff:SeniorNotesDueTwoThousandFortyEightMember us-gaap:CarryingReportedAmountFairValueDisclosureMember 2019-12-31 0000051253 iff:SeniorNotesEuroNotesDueTwoThousandTwentySixMember us-gaap:CarryingReportedAmountFairValueDisclosureMember 2019-12-31 0000051253 iff:TermLoanCreditAgreementMember us-gaap:CarryingReportedAmountFairValueDisclosureMember 2019-12-31 0000051253 iff:SeniorNotesDueTwoThousandandTwentyMember us-gaap:EstimateOfFairValueFairValueDisclosureMember 2019-12-31 0000051253 iff:SeniorNotesEuroNoteDueTwoThousandTwentyFourMember us-gaap:EstimateOfFairValueFairValueDisclosureMember 2018-12-31 0000051253 iff:SeniorNotesDueTwoThousandandTwentyMember us-gaap:CarryingReportedAmountFairValueDisclosureMember 2018-12-31 0000051253 us-gaap:InterestRateSwapMember 2017-01-01 2017-03-31 0000051253 us-gaap:CurrencySwapMember us-gaap:DesignatedAsHedgingInstrumentMember 2018-10-01 2018-12-31 0000051253 us-gaap:InterestRateSwapMember us-gaap:NondesignatedMember us-gaap:InterestExpenseMember iff:DealContingentSwapsMember 2018-01-01 2018-12-31 0000051253 iff:ForeignCurrencyContractsMember us-gaap:NondesignatedMember iff:OtherIncomeExpenseNetMember iff:DealContingentSwapsMember 2018-01-01 2018-12-31 0000051253 us-gaap:InterestRateSwapMember 2017-05-18 2017-05-18 0000051253 iff:ForeignCurrencyContractAndInterestRateSwapMember 2019-12-31 0000051253 us-gaap:InterestRateSwapMember us-gaap:DesignatedAsHedgingInstrumentMember 2018-12-31 0000051253 us-gaap:CurrencySwapMember us-gaap:DesignatedAsHedgingInstrumentMember 2019-09-30 0000051253 us-gaap:InterestRateSwapMember 2017-03-31 0000051253 us-gaap:InterestRateSwapMember us-gaap:DesignatedAsHedgingInstrumentMember 2019-12-31 0000051253 us-gaap:InterestRateSwapMember us-gaap:NondesignatedMember us-gaap:InterestExpenseMember iff:DealContingentSwapsMember 2019-01-01 2019-12-31 0000051253 iff:ForeignCurrencyContractsMember us-gaap:NondesignatedMember 2019-01-01 2019-12-31 0000051253 iff:ForeignCurrencyContractsMember us-gaap:NondesignatedMember iff:OtherIncomeExpenseNetMember iff:DealContingentSwapsMember 2019-01-01 2019-12-31 0000051253 iff:ForeignCurrencyContractsMember us-gaap:NondesignatedMember 2018-01-01 2018-12-31 0000051253 us-gaap:ForwardContractsMember 2018-12-31 0000051253 us-gaap:ForwardContractsMember 2019-12-31 0000051253 us-gaap:CurrencySwapMember 2019-12-31 0000051253 us-gaap:CurrencySwapMember 2018-12-31 0000051253 us-gaap:ForeignExchangeContractMember us-gaap:NondesignatedMember 2019-12-31 0000051253 us-gaap:ForeignExchangeContractMember us-gaap:DesignatedAsHedgingInstrumentMember 2019-12-31 0000051253 us-gaap:InterestRateSwapMember us-gaap:NondesignatedMember 2019-12-31 0000051253 us-gaap:ForeignExchangeContractMember 2019-12-31 0000051253 us-gaap:DesignatedAsHedgingInstrumentMember 2019-12-31 0000051253 us-gaap:InterestRateSwapMember 2019-12-31 0000051253 us-gaap:NondesignatedMember 2019-12-31 0000051253 us-gaap:ForwardContractsMember us-gaap:CashFlowHedgingMember 2019-01-01 2019-12-31 0000051253 us-gaap:InterestRateSwapMember us-gaap:CashFlowHedgingMember 2019-01-01 2019-12-31 0000051253 us-gaap:InterestRateSwapMember us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember 2019-01-01 2019-12-31 0000051253 us-gaap:ForwardContractsMember us-gaap:CashFlowHedgingMember 2018-01-01 2018-12-31 0000051253 us-gaap:InterestRateSwapMember us-gaap:CashFlowHedgingMember us-gaap:InterestExpenseMember 2018-01-01 2018-12-31 0000051253 iff:EuroSeniorNotes2016Member us-gaap:NetInvestmentHedgingMember 2018-01-01 2018-12-31 0000051253 us-gaap:InterestRateSwapMember us-gaap:CashFlowHedgingMember 2018-01-01 2018-12-31 0000051253 iff:EuroSeniorNotes2016Member us-gaap:NetInvestmentHedgingMember 2019-01-01 2019-12-31 0000051253 us-gaap:ForwardContractsMember us-gaap:NetInvestmentHedgingMember 2018-01-01 2018-12-31 0000051253 iff:SeniorNotesMaturing2021through2026Member us-gaap:NetInvestmentHedgingMember 2018-01-01 2018-12-31 0000051253 iff:SeniorNotesMaturing2021through2026Member us-gaap:NetInvestmentHedgingMember 2019-01-01 2019-12-31 0000051253 us-gaap:ForwardContractsMember us-gaap:CashFlowHedgingMember us-gaap:CostOfSalesMember 2018-01-01 2018-12-31 0000051253 us-gaap:ForwardContractsMember us-gaap:NetInvestmentHedgingMember 2019-01-01 2019-12-31 0000051253 us-gaap:ForwardContractsMember us-gaap:CashFlowHedgingMember us-gaap:CostOfSalesMember 2019-01-01 2019-12-31 0000051253 us-gaap:ForeignExchangeContractMember us-gaap:NondesignatedMember 2018-12-31 0000051253 us-gaap:DesignatedAsHedgingInstrumentMember 2018-12-31 0000051253 us-gaap:ForeignExchangeContractMember us-gaap:DesignatedAsHedgingInstrumentMember 2018-12-31 0000051253 us-gaap:ForeignExchangeContractMember 2018-12-31 0000051253 us-gaap:InterestRateSwapMember 2018-12-31 0000051253 us-gaap:InterestRateSwapMember us-gaap:NondesignatedMember 2018-12-31 0000051253 us-gaap:NondesignatedMember 2018-12-31 0000051253 us-gaap:AccumulatedTranslationAdjustmentMember 2018-12-31 0000051253 us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember 2018-01-01 2018-12-31 0000051253 us-gaap:AccumulatedTranslationAdjustmentMember 2018-01-01 2018-12-31 0000051253 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2018-12-31 0000051253 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2018-01-01 2018-12-31 0000051253 us-gaap:AccumulatedTranslationAdjustmentMember 2017-12-31 0000051253 us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember 2018-12-31 0000051253 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2017-12-31 0000051253 us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember 2017-12-31 0000051253 us-gaap:ForeignExchangeContractMember us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember 2019-01-01 2019-12-31 0000051253 us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember 2017-01-01 2017-12-31 0000051253 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember 2017-01-01 2017-12-31 0000051253 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember 2018-01-01 2018-12-31 0000051253 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCreditMember 2019-01-01 2019-12-31 0000051253 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember 2019-01-01 2019-12-31 0000051253 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember 2017-01-01 2017-12-31 0000051253 us-gaap:ForeignExchangeContractMember us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember 2018-01-01 2018-12-31 0000051253 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2017-01-01 2017-12-31 0000051253 us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember 2019-01-01 2019-12-31 0000051253 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2019-01-01 2019-12-31 0000051253 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember 2018-01-01 2018-12-31 0000051253 us-gaap:InterestRateSwapMember us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember 2018-01-01 2018-12-31 0000051253 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2019-01-01 2019-12-31 0000051253 us-gaap:InterestRateSwapMember us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember 2017-01-01 2017-12-31 0000051253 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCreditMember 2017-01-01 2017-12-31 0000051253 us-gaap:ForeignExchangeContractMember us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember 2017-01-01 2017-12-31 0000051253 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember 2019-01-01 2019-12-31 0000051253 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2018-01-01 2018-12-31 0000051253 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2017-01-01 2017-12-31 0000051253 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCreditMember 2018-01-01 2018-12-31 0000051253 us-gaap:AccumulatedTranslationAdjustmentMember 2017-01-01 2017-12-31 0000051253 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2016-12-31 0000051253 us-gaap:AccumulatedTranslationAdjustmentMember 2016-12-31 0000051253 us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember 2016-12-31 0000051253 us-gaap:AccumulatedTranslationAdjustmentMember 2019-01-01 2019-12-31 0000051253 us-gaap:AccumulatedTranslationAdjustmentMember 2019-12-31 0000051253 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2019-12-31 0000051253 us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember 2019-12-31 0000051253 2018-10-01 2018-12-31 0000051253 srt:MinimumMember 2019-12-31 0000051253 iff:GuangzhouChinaMember iff:TasteMember 2019-12-31 0000051253 iff:BankGuaranteesAndStandbyLettersOfCreditMember 2019-01-01 2019-12-31 0000051253 us-gaap:ForeignCountryMember country:BR 2019-10-01 2019-12-31 0000051253 iff:GuangzhouChinaMember iff:ScentMember 2019-12-31 0000051253 iff:ZhejiangIngredientsPlantMember 2019-12-31 0000051253 iff:ZhejiangIngredientsPlantMember 2017-10-01 2017-12-31 0000051253 2019-01-01 2019-03-31 0000051253 iff:BankGuaranteesMember 2019-01-01 2019-12-31 0000051253 iff:ZhejiangIngredientsPlantMember 2019-03-31 2019-03-31 0000051253 srt:MaximumMember 2019-12-31 0000051253 iff:PledgedAssetsMember 2019-01-01 2019-12-31 0000051253 iff:HangzhouChinaMember 2019-10-01 2019-12-31 0000051253 iff:ZhejiangChinaMember iff:ZhejiangIngredientsPlantMember 2019-12-31 0000051253 us-gaap:DamagesFromProductDefectsMember 2019-12-31 0000051253 iff:NutritionBiosciencesIncMember 2019-12-31 0000051253 iff:RedeemableNoncontrollingInterestMember 2017-12-31 0000051253 iff:RedeemableNoncontrollingInterestMember 2019-01-01 2019-12-31 0000051253 iff:RedeemableNoncontrollingInterestMember 2018-01-01 2018-12-31 0000051253 iff:RedeemableNoncontrollingInterestMember 2019-12-31 0000051253 iff:RedeemableNoncontrollingInterestMember 2018-12-31 0000051253 srt:MinimumMember iff:SeniorUnsecuredTermLoanFacilitiesMember us-gaap:UnsecuredDebtMember us-gaap:SubsequentEventMember 2020-01-17 2020-01-17 0000051253 srt:MaximumMember iff:SeniorUnsecuredTermLoanFacilitiesMember us-gaap:UnsecuredDebtMember us-gaap:SubsequentEventMember 2020-01-17 2020-01-17 0000051253 srt:MinimumMember iff:ThreeHundredSixtyFourDaySeniorUnsecuredBridgeFacilityMember us-gaap:UnsecuredDebtMember us-gaap:SubsequentEventMember 2020-01-17 2020-01-17 0000051253 srt:MaximumMember iff:ThreeHundredSixtyFourDaySeniorUnsecuredBridgeFacilityMember us-gaap:UnsecuredDebtMember us-gaap:SubsequentEventMember 2020-01-17 2020-01-17 0000051253 us-gaap:ValuationAllowanceOfDeferredTaxAssetsMember 2017-01-01 2017-12-31 0000051253 us-gaap:ValuationAllowanceOfDeferredTaxAssetsMember 2018-12-31 0000051253 us-gaap:AllowanceForCreditLossMember 2018-01-01 2018-12-31 0000051253 us-gaap:AllowanceForCreditLossMember 2017-01-01 2017-12-31 0000051253 us-gaap:ValuationAllowanceOfDeferredTaxAssetsMember 2018-01-01 2018-12-31 0000051253 us-gaap:ValuationAllowanceOfDeferredTaxAssetsMember 2016-12-31 0000051253 us-gaap:AllowanceForCreditLossMember 2019-01-01 2019-12-31 0000051253 us-gaap:AllowanceForCreditLossMember 2018-12-31 0000051253 us-gaap:AllowanceForCreditLossMember 2019-12-31 0000051253 us-gaap:ValuationAllowanceOfDeferredTaxAssetsMember 2019-01-01 2019-12-31 0000051253 us-gaap:AllowanceForCreditLossMember 2017-12-31 0000051253 us-gaap:ValuationAllowanceOfDeferredTaxAssetsMember 2019-12-31 0000051253 us-gaap:ValuationAllowanceOfDeferredTaxAssetsMember 2017-12-31 0000051253 us-gaap:AllowanceForCreditLossMember 2016-12-31 0000051253 us-gaap:ScenarioAdjustmentMember 2018-12-31 0000051253 us-gaap:ScenarioAdjustmentMember 2017-12-31 iso4217:USD xbrli:shares xbrli:pure iff:entity iso4217:EUR iso4217:USD iff:Facility iff:Position xbrli:shares iff:segment iff:category iff:Customer iff:swap iff:Agreement


UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
____________

FORM 8-K

CURRENT REPORT
PURSUANT TO SECTION 13 OR 15(d) OF THE
SECURITIES EXCHANGE ACT OF 1934

Date of report (Date of earliest event reported)
June 18, 2020

INTERNATIONAL FLAVORS & FRAGRANCES INC.
(Exact Name of Registrant as Specified in Charter)

New York1-485813-1432060
(State or Other Jurisdiction            (Commission            (I.R.S. Employer
of Incorporation)                File Number)            Identification No.)

521 West 57th Street, New York, New York                        10019
(Address of Principal Executive Offices)                        (Zip Code)

Registrant’s telephone number, including area code
(212)
765-5500

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Securities registered pursuant to Section 12(b) of the Act:
Title of each class
Trading Symbol(s)
Name of each exchange
on which registered
Common Stock, par value 12 1/2¢ per share
IFF
New York Stock Exchange
6.00% Tangible Equity Units
IFFT
New York Stock Exchange
0.500% Senior Notes due 2021
IFF 21
New York Stock Exchange
1.75% Senior Notes due 2024
IFF 24
New York Stock Exchange
1.800% Senior Notes due 2026
IFF 26
New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).
Emerging growth company






If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.





Item 8.01. Other Events
International Flavors and Fragrances Inc. (“IFF,” “the Company,” “we,” “us” and “our”) is filing this Current Report on Form 8-K principally to recast certain previously reported amounts to conform with the segment reporting changes made in connection with the realignment of our organizational structure, with respect to the financial information contained in our Annual Report on Form 10-K for the year ended December 31, 2019 (“2019 Form 10-K”). In connection with changes arising from the aforementioned segment realignment, certain other minor adjustments have been made to corporate cost allocations among reportable segments and global expenses.
During the first quarter of 2020, the Company reorganized its reporting structure and combined substantially all of the components of the former Frutarom reportable operating segment into the former Taste reportable operating segment. As a result of the reorganization, the Company is now organized into two reportable operating segments, Taste and Scent. The Company’s new reporting segments are aligned with its strategic priorities and reflect how management now reviews and evaluates operating performance. Starting with the Quarterly Report on Form 10-Q for the quarter ending March 31, 2020, the Company’s new reporting segments are presented as described above.
IFF has recast the following portions of the 2019 Form 10-K as they would have appeared when IFF published its 2019 Form 10-K if IFF had changed its reportable segments prior to the first quarter 2020:
• Item 1: Business (up to and including Our Product Offerings)
• Item 7: Management’s Discussion and Analysis of Financial Condition and Results of Operations
• Item 15(a)(1): Financial Statements
This Form 8-K is being filed solely to recast certain previously reported segment reporting financial information and revise certain related disclosures contained in the 2019 Form 10-K to reflect organizational changes implemented in the first quarter of 2020, and certain other minor adjustments to corporate cost allocations among reportable segments and global expenses. The information contained in this Form 8-K is not an amendment to, or a restatement of, the 2019 Form 10-K.
This Form 8-K does not reflect events occurring after we filed our 2019 Form 10-K and does not modify or update the disclosures therein in any way, other than to illustrate the changes as described above. Therefore, this Form 8-K should be read in conjunction with the 2019 Form 10-K. For developments subsequent to the filing of the 2019 Form 10-K, refer to our Quarterly Report on Form 10-Q for the quarter ended March 31, 2020 and our subsequent current reports on Form 8-K and other filings with the SEC. In the future, references to the Company’s historical financial information are expected to reflect the segment changes described above.
Item 9.01. Financial Statements and Exhibits
(d) Exhibits
Number
Description
23
99.1
101.INS
XBRL Instance Document
101.SCH
XBRL Taxonomy Extensions Schema
101.CAL
XBRL Taxonomy Extension Calculation Linkbase
101.DEF
XBRL Taxonomy Extension Definition Linkbase
101.LAB
XBRL Taxonomy Extension Label Linkbase
101.PRE
XBRL Taxonomy Extension Presentation Linkbase
104
Cover Page Interactive Data File (embedded within the Inline XBRL document)






SIGNATURE
Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
INTERNATIONAL FLAVORS & FRAGRANCES INC.

By:
/s/ Rustom Jilla
Name:
Rustom Jilla
Title:
Executive Vice President and Chief Financial Officer
Dated:
June 18, 2020