Income Taxes (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013
Income Tax Disclosure [Abstract]
Effective Income Tax Rate (as a percent)	8.40%	12.50%
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate (as a percent)	34.00%	34.00%
Unrecognized Tax Benefits (in Dollars)	$ 65		$ 65