Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Current Assets:
Cash and cash equivalents	$ 207,000	$ 176,143
Receivables, net	281,130	249,602
Inventories (Note 6)	184,012	170,424
Other current assets	24,190	23,404
Total current assets	696,332	619,573
Property, Plant and Equipment:
Cost	1,502,133	1,446,098
Less: accumulated depreciation	(928,435)	(890,635)
Property, plant and equipment, net	573,698	555,463
Goodwill, net	11,284	11,265
Other intangible assets, net	15,910	17,957
Long-term investments (Note 3)	23,162	20,910
Other non-current assets (Note 18)	10,704	13,224
Total assets	1,331,090	1,238,392
Current Liabilities:
Current maturities of long-term debt (Note 12)	19,669	18,806
Accounts payable	129,089	128,605
Accrued liabilities	95,965	95,833
Total current liabilities	244,723	243,244
Deferred income taxes	13,187	9,455
Long-term debt, less current maturities (Note 12 and 18)	306,478	312,548
Other non-current liabilities	126,970	114,761
Commitments and Contingencies (Note 7)
Equity:
Common stock, $1 par value; authorized 60,000,000 shares; Issued shares 25,872,667 in 2016 and 25,709,391 shares in 2015	25,873	25,709
Additional paid-in capital	155,766	144,601
Accumulated other comprehensive loss (Note 10)	(115,767)	(125,088)
Retained earnings	643,422	580,208
Less: Common treasury stock, at cost, 3,470,084 shares in 2016 and 3,428,541 shares in 2015	(70,938)	(68,446)
Total Stepan Company stockholders’ equity	638,356	556,984
Noncontrolling interests (Note 2)	1,376	1,400
Total equity	639,732	558,384
Total liabilities and equity	$ 1,331,090	$ 1,238,392