Income Taxes (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2013	Sep. 30, 2012
Income Tax Disclosure [Abstract]
Effective Income Tax Rate (as a percent)		35.00%	32.70%
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate (as a percent)		34.00%	34.00%
Unrecognized Tax Benefits (in Dollars)	$ 42	$ 42
Unrecognized Tax Benefits, Increases Resulting from Prior Period Tax Positions	$ 104