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Note 15 - Income Taxes (Detail) - Deferred Income Taxes (USD $) In Thousands, unless otherwise specified | Dec. 31, 2012 | Dec. 31, 2011
--- | --- | ---
Inventory (excluding LIFO reserve) | $ 2,039 | $ 1,674
Net operating loss and tax credit carryforwards | 3,167 | 3,481
Allowance for doubtful accounts | 615 | 664
Accrued expenses | 7,592 | 6,289
Other | 102 | 450
| 13,515 | 12,558
Valuation reserve | (1,200) | (401)
Total deferred tax assets | 12,315 | 12,157
LIFO reserve | (5,417) | (6,358)
Property and equipment | (26,962) | (26,534)
Intangibles | (15,416) | (15,874)
Other |  | (450)
Total deferred tax liabilities | (47,795) | (49,216)
Deferred tax liabilities, net | $ (35,480) | $ (37,059)

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