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Employee Pension Plans (Tables) | 6 Months Ended
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Jun. 30, 2012
Employee Pension Plans [Abstract] |
Components of net periodic benefit cost | The Company has a defined benefit pension plan and an unfunded supplemental retirement plan. Effective September 1, 2004, all benefit accruals under the Company's pension plan were frozen; however, the current vested benefit was preserved. The pension disclosure presented below includes aggregated amounts for both of the Company's plans. The following table sets forth the net periodic benefit cost by component for the three and six months ended June 30, 2012 and 2011 (in thousands):
| Three Months |  |  | Six Months |
| Ended June 30, |  |  | Ended June 30, |
| 2012 |  | 2011 |  |  | 2012 |  |  | 2011 |
Interest cost |  | $ | 1,005 |  |  | $ | 1,108 |  |  | $ | 2,010 |  |  | $ | 2,216 |
Expected return on plan assets |  |  | (1,186 | ) |  |  | (1,254 | ) |  |  | (2,372 | ) |  |  | (2,509 | )
Amortization of net loss |  |  | 1,396 |  |  |  | 992 |  |  |  | 2,793 |  |  |  | 1,984 |
Net periodic benefit cost |  | $ | 1,215 |  |  | $ | 846 |  |  | $ | 2,431 |  |  | $ | 1,691 |

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- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=21915506&loc=d3e1928-114920 + Details
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