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Income Taxes (Details 3) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2012 | Dec. 31, 2011
--- | --- | ---
Sources of deferred income taxes |  |
Reserves, Current | $ 6,871 | $ 5,908
Compensation, Current | 3,332 | 3,481
Post-retirement benefits, Current | 1,285 | 1,325
Pension, Current | 508 | 342
Inventories, Current | 1,447 | 125
Other | 204 | (246)
Tax carryforwards, Current | 5,218 | 3,313
Subtotal, Current | 18,865 | 14,248
Valuation allowance, Current | (3,233) | (1,586)
Total, Current | 15,632 | 12,662
Reserves, Non-current | 8,095 | 10,595
Compensation, Non-current | 5,034 | 5,064
Post-retirement benefits, Non-current | 22,642 | 18,467
Property, Non-current | (92,144) | (96,798)
Pension, Non-current | (14,681) | (18,190)
Other, Non-current | 975 | 1,985
Tax carryforwards, Non-current | 43,409 | 47,294
Subtotal, Non-current | (26,670) | (31,583)
Valuation allowance, Non-current | (27,266) | (25,946)
Total, Non-current | $ (53,936) | $ (57,529)

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