CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Mar. 31, 2014	Dec. 31, 2013	Mar. 31, 2013
Statement of Financial Position [Abstract]
Allowance for loan losses	$ 0	$ 0	$ 0
Allowance for loan losses	$ 29,349	$ 29,349	$ 0
Preferred stock, par value	$ 0.01	$ 0.01	$ 0.01
Preferred stock, shares authorized	5,000,000	5,000,000	5,000,000
Preferred stock, shares issued
Common stock, par value	$ 0.01	$ 0.01	$ 0.01
Common stock, shares authorized	300,000,000	300,000,000	300,000,000
Common stock, shares issued	37,068,904	37,068,904	37,068,904
Treasury stock, shares	13,665,572	13,698,716	13,706,781