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Employee Benefit Plans | 9 Months Ended
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Sep. 30, 2013
Compensation and Retirement Disclosure [Abstract] |
Employee Benefit Plans | Employee Benefit Plans The Company has a defined benefit pension plan which is frozen, that covers certain U.S. hourly and salary employees. The defined benefit plan provides benefits based primarily on the participants’ years of service and compensation. The following table sets forth the components of net periodic pension expense as follows:
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2013 |  | 2012 |  | 2013 |  | 2012
Interest cost | $ | 528 |  |  | $ | 552 |  |  | $ | 1,584 |  |  | $ | 1,656 |
Expected return on plan assets | (676 | ) |  | (662 | ) |  | (2,028 | ) |  | (1,986 | )
Amortization of net loss | 337 |  |  | 244 |  |  | 1,011 |  |  | 731 |
Total net periodic pension expense | $ | 189 |  |  | $ | 134 |  |  | $ | 567 |  |  | $ | 401 |

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- Definition The entire disclosure for pension and other postretirement benefits. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -URI http://asc.fasb.org/topic&trid=2235017 + Details
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