Stockholders' Equity and Earnings Per Share - Schedule of Diluted Shares (Detail)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Schedule of Diluted shares
Basic weighted average common stock issued and outstanding	57,298,910	57,673,342	57,047,531
Dilutive options and restricted stock	626,091	1,158,717	925,050
Total diluted shares	57,925,001	58,832,059	57,972,581