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Accumulated Other Comprehensive Income ("AOCI") (Tables) | 12 Months Ended
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Dec. 31, 2013
Equity [Abstract] |
Summary of Total Changes in AOCI by Component Net of Tax | The following tables set forth the total changes in AOCI by component, net of tax:
|  | Year ended December 31 |
|  | Defined benefit pension plan activity |  |  | Currency Translation Adjustment |  |  | Total |
Balance at January 1, 2013 |  | $ | (6,324 | ) |  | $ | (7,340 | ) |  | $ | (13,664 | )
Other comprehensive income before reclassifications: |  |  |  |  |  |  |  |  |  |  |  |
Loss on foreign currency translation adjustment |  |  | 0 |  |  |  | (8,457 | ) |  |  | (8,457 | )
Gain on unfunded pension obligations |  |  | 4,113 |  |  |  | 0 |  |  |  | 4,113 |
Amounts reclassified from AOCI: |  |  |  |  |  |  |  |  |  |  |  |
Amortization of defined benefit pension actuarial loss (a) |  |  | 306 |  |  |  | 0 |  |  |  | 306 |
Net current period other comprehensive income (loss) |  |  | 4,419 |  |  |  | (8,457 | ) |  |  | (4,038 | )
Balance at December 31, 2013 |  | $ | (1,905 | ) |  | $ | (15,797 | ) |  | $ | (17,702 | )
(a) | This AOCI component is included in the computation of net periodic pension costs as noted in Note C Pension Plans.

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=28358780&loc=SL7669686-108580 + Details
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