Income Taxes (Narrative) (Detail) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2011	Dec. 31, 2012
Income Tax Disclosure [Abstract]
U.S. federal statutory income tax rate	35.00%
Additional income tax expense which included interest		$ 4,100,000
Valuation allowance	0		0
Unrecognized tax benefits	$ 0		$ 0