v3.3.1.900
Income Taxes - Schedule of Tax Effects of Temporary Differences that Give Rise to Significant Portions of Deferred Tax Assets and Deferred Tax Liabilities (Detail) - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Deferred tax assets:    
Deferred compensation $ 946 $ 1,023
Foreign tax credits 20,118 16,982
Vacation and bonus accrual 1,952 2,031
Inventory valuation 6,808 6,093
Rental accrual 1,691 1,799
Hurricane relief credit 1,255 1,255
Stock-based compensation 3,598 2,977
Other 3,593 2,714
Net operating losses 61,611 56,305
Total deferred tax assets 101,572 91,179
Valuation allowance - state NOL carryforwards (290) (219)
Valuation allowance - tax credit carryforwards (2,047) (2,047)
Valuation allowance - other   (1,466)
Total deferred tax assets, net 99,235 87,447
Deferred tax liabilities:    
Tax depreciation in excess of book depreciation (242,501) (218,064)
Total deferred tax liabilities (242,501) (218,064)
Net deferred tax liabilities (143,266) (130,617)
Current deferred tax assets 10,379 9,915
Deferred tax liability - long-term (153,645) (140,532)
Net deferred tax liabilities $ (143,266) $ (130,617)