2.2.0.25falsefalse3090 - Disclosure - Employee Benefit Plans (Tables)truefalsefalse1falsefalseUSDfalsefalse1/1/2011 - 3/31/2011
USD ($)
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3false0fms_DefinedBenefitPlanNetPeriodicBenefitCostTextBlockfmsfalsenadurationSchedule of the components of net periodic benefit cost.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseverboselabel| 1falsefalsefalse00<div><table style="border-collapse:collapse;margin-top:20px;"><tr style="height: 17px"><td style="width: 222px; text-align:left;border-color:#000000;min-width:222px;"> </td><td style="width: 203px; text-align:left;border-color:#000000;min-width:203px;"> </td><td colspan="5" rowspan="2" style="width: 179px; text-align:center;border-color:#000000;min-width:179px;"><font style="FONT-WEIGHT: bold;FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;TEXT-ALIGN: center;">Three months ended
March 31,</font></td></tr><tr style="height: 17px"><td style="width: 222px; text-align:left;border-color:#000000;min-width:222px;"> </td><td style="width: 203px; text-align:left;border-color:#000000;min-width:203px;"> </td><td style="width: 75px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:75px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 10px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:10px;"> </td><td style="width: 75px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:75px;"> </td></tr><tr style="height: 17px"><td style="width: 222px; text-align:left;border-color:#000000;min-width:222px;"> </td><td style="width: 203px; text-align:left;border-color:#000000;min-width:203px;"> </td><td colspan="2" style="width: 85px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:85px;"><font style="FONT-WEIGHT: bold;FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;TEXT-ALIGN: center;">2011</font></td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 85px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:85px;"><font style="FONT-WEIGHT: bold;FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;TEXT-ALIGN: center;">2010</font></td></tr><tr style="height: 17px"><td style="width: 222px; text-align:left;border-color:#000000;min-width:222px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;">Components of net periodic benefit cost:</font></td><td style="width: 203px; text-align:left;border-color:#000000;min-width:203px;"> </td><td style="width: 10px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:10px;"> </td><td style="width: 75px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:75px;"> </td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 10px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:10px;"> </td><td style="width: 75px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:75px;"> </td></tr><tr style="height: 17px"><td style="width: 222px; text-align:left;border-color:#000000;min-width:222px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;">Service cost</font></td><td style="width: 203px; text-align:left;border-color:#000000;min-width:203px;"> </td><td style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;">$</font></td><td style="width: 75px; text-align:right;border-color:#000000;min-width:75px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;">2,622</font></td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;">$</font></td><td style="width: 75px; text-align:right;border-color:#000000;min-width:75px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;">2,050</font></td></tr><tr style="height: 17px"><td style="width: 222px; text-align:left;border-color:#000000;min-width:222px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;">Interest cost</font></td><td style="width: 203px; text-align:left;border-color:#000000;min-width:203px;"> </td><td style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"> </td><td style="width: 75px; text-align:right;border-color:#000000;min-width:75px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;">6,036</font></td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"> </td><td style="width: 75px; text-align:right;border-color:#000000;min-width:75px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;">5,667</font></td></tr><tr style="height: 17px"><td style="width: 222px; text-align:left;border-color:#000000;min-width:222px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;">Expected return on plan assets</font></td><td style="width: 203px; text-align:left;border-color:#000000;min-width:203px;"> </td><td style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"> </td><td style="width: 75px; text-align:right;border-color:#000000;min-width:75px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;">(4,275)</font></td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"> </td><td style="width: 75px; text-align:right;border-color:#000000;min-width:75px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;">(4,366)</font></td></tr><tr style="height: 17px"><td style="width: 222px; text-align:left;border-color:#000000;min-width:222px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;">Amortization of unrealized losses</font></td><td style="width: 203px; text-align:left;border-color:#000000;min-width:203px;"> </td><td style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"> </td><td style="width: 75px; text-align:right;border-color:#000000;min-width:75px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;">1,800</font></td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"> </td><td style="width: 75px; text-align:right;border-color:#000000;min-width:75px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;">1,190</font></td></tr><tr style="height: 18px"><td style="width: 222px; text-align:left;border-color:#000000;min-width:222px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;">Net periodic benefit costs</font></td><td style="width: 203px; text-align:left;border-color:#000000;min-width:203px;"> </td><td style="width: 10px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:left;border-color:#000000;min-width:10px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;">$</font></td><td style="width: 75px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:75px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;">6,183</font></td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 10px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:left;border-color:#000000;min-width:10px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;">$</font></td><td style="width: 75px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:75px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;">4,541</font></td></tr></table></div>  Three months ended
March 31,        2011 2010Components of net periodic benefitfalsefalsefalsefalsefalse | Otherus-types:textBlockItemTypestringSchedule of the components of net periodic benefit cost.No authoritative reference available.falsefalse
12Employee Benefit Plans (Tables)UnKnownUnKnownUnKnownUnKnownfalsetrue