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Employee Benefits
9 Months Ended
Sep. 30, 2013
Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Abstract]  
Employee Benefits
Employee Benefits
 
Defined Benefit Pension Plans

The Company has defined-benefit pension plans in several of its international locations. Benefits paid under these plans are based on years of service and level of employee compensation. The Company’s defined benefit pension plans are accounted for in accordance with FASB ASC Topics 715 and 960. Net periodic pension expense was $0.8 million and $0.6 million for the three months ended September 30, 2013 and 2012, respectively, and $2.4 million and $1.8 million for the nine months ended September 30, 2013 and 2012, respectively.