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Income Taxes - Schedule of Components of Provision for Income Taxes (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Current:
Federal	$ 5,737	$ 5,428	$ 2,639
State	566	130	695
Total current tax expense	6,303	5,558	3,334
Deferred:
Federal	(7,319)	(296)	5,380
State	(1,110)	259	904
Total deferred tax expense	(8,429)	(37)	6,284
Total	$ (2,126)	$ 5,521	$ 9,618

Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.

Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations.