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Income Taxes - Provision for Income Taxes (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Federal:
Current	$ 80	$ 35	$ 170	$ 102
Deferred			(1)
Gross Federal	80	35	169	102
State:
Current	176	128	376	341
Deferred	1	1	2	2
Gross State	177	129	378	343
Income tax expense	$ 257	$ 164	$ 547	$ 445

Amount of current federal tax expense (benefit) pertaining to 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.