Subsequent Events (Tables)

12 Months Ended

Dec. 31, 2013

Subsequent Events [Abstract]

Schedule of Earnings Per Share, Basic And Diluted, Pro Forma

Unaudited pro forma basic and diluted earnings per share, after giving retroactive effect to the stock split, are as follows:

	Year Ended December 31,
	2013		2012		2011
	(unaudited)
Earnings per common share:
Basic, pro forma	$	4.56	$	2.89	$	1.95
Diluted, pro forma	$	4.54	$	2.88	$	1.94