Stockholders' Equity (Details) (USD $) In Thousands, except Share data, unless otherwise specified	11 Months Ended	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Class of Stock [Line Items]
Payments for Repurchase of Common Stock		$ 20,962	$ 12,363	$ 12,573
Restricted Stock, Shares Issued Net of Shares for Tax Withholdings		103,229	79,968	43,174
2008 Repurchase Program [Member]
Class of Stock [Line Items]
Stock Repurchase Program, Authorized Amount		90,000
Treasury Stock, Shares, Acquired			898,168	889,511
Treasury Stock Acquired, Average Cost Per Share	$ 15		$ 13.76	$ 14.13
Shares Repurchased to date	5,853,975
2012 Repurchase Program [Member]
Class of Stock [Line Items]
Stock Repurchase Program, Authorized Amount		50,000
Payments for Repurchase of Common Stock		20,962
Treasury Stock, Shares, Acquired		885,000
Treasury Stock Acquired, Average Cost Per Share		$ 23.70
Stock Repurchase Program, Remaining Authorized Repurchase Amount		$ 29,064