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Consolidated Income Tax Expense (benefit) (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Current |  |  |
Federal | $ 58,090 | $ 19,036 | $ 158
State | 8,627 | 1,805 | 717
Foreign | 54 | 118 | 130
Current Income Tax Expense (Benefit), Total | 66,771 | 20,959 | 1,005
Deferred |  |  |
Federal | (7,930) | 12,913 | 26,792
State | 288 | 3,778 | 3,412
Foreign | (107) | (118) | (115)
Deferred Income Tax Expense (Benefit), Total | (7,749) | 16,573 | 30,089
Total income tax expense | $ 59,022 | $ 37,532 | $ 31,094

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