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Income Taxes (Deferred Tax Assets and Liabilities) (Details) (USD $) In Thousands, unless otherwise specified | Dec. 26, 2012 | Dec. 28, 2011
--- | --- | ---
Deferred tax assets: |  |
Self-insurance accruals | $ 9,314 | $ 10,048
Capitalized leases | 3,023 | 3,577
Accrued exit cost | 2,158 | 2,260
Fixed assets | 10,707 | 13,508
Pension, other retirement and compensation plans | 14,778 | 17,145
Other accruals | 1,050 | 0
Future deductions on expired wage based credits | 0 | 1,535
Alternative minimum tax credit carryforwards | 12,948 | 12,409
General business credit carryforwards - state and federal | 35,105 | 35,769
Net operating loss carryforwards - state | 13,398 | 24,587
Net operating loss carryforwards - federal | 0 | 5,371
Total deferred tax assets before valuation allowance | 102,481 | 126,209
Less: valuation allowance | (12,860) | (22,700)
Total deferred tax assets | 89,621 | 103,509
Deferred tax liabilities: |  |
Intangible assets | (23,818) | (24,610)
Deferred finance costs | (220) | (2,583)
Other assets | 0 | (161)
Total deferred tax liabilities | (24,038) | (27,354)
Net deferred tax asset | 65,583 | 76,155
Net deferred tax assets are classified as follows: |  |
Current | 19,807 | 15,519
Noncurrent | 45,776 | 60,636
Net deferred tax asset | $ 65,583 | $ 76,155

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