Schedule I - Condensed Financial Information of the Registrant (Parent Company Only) Balance Sheet (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Condensed Financial Statements, Captions [Line Items]
Cash and cash equivalents	$ 56,462	$ 62,677	$ 137,990
Other assets (intercompany receivable of $19,974 in 2015 and $21,982 in 2014)	21,514	20,580
Total assets	663,609	804,444	762,552
Accounts payable, accrued expenses and other liabilities (intercompany payable of $102,697 in 2015 and $101,767 in 2014)	34,458	24,591
Common stock, $.001 par value; authorized 100,000 shares, 23,116 issued and 23,038 outstanding at December 31, 2015, and 23,083 issued and 23,005 outstanding at December 31, 2014	23	23
Additional paid-in capital	494,207	491,662
Accumulated deficit	(151,366)	(69,508)
Accumulated other comprehensive income	4,961	4,717	232	$ (2,014)
Total shareholders’ equity	434,004	511,545	$ 564,845	$ 478,496
Total liabilities and shareholders’ equity	663,609	804,444
Parent Company
Condensed Financial Statements, Captions [Line Items]
Cash and cash equivalents	11,429	13,474
Investments in subsidiaries	419,285	482,495
Debt and equity securities	540	10,671
Other assets (intercompany receivable of $19,974 in 2015 and $21,982 in 2014)	20,648	23,523
Total assets	451,902	530,163
Accounts payable, accrued expenses and other liabilities (intercompany payable of $102,697 in 2015 and $101,767 in 2014)	104,077	103,269
Common stock, $.001 par value; authorized 100,000 shares, 23,116 issued and 23,038 outstanding at December 31, 2015, and 23,083 issued and 23,005 outstanding at December 31, 2014	23	23
Additional paid-in capital	494,207	491,662
Accumulated deficit	(151,366)	(69,508)
Accumulated other comprehensive income	4,961	4,717
Total shareholders’ equity	347,825	426,894
Total liabilities and shareholders’ equity	$ 451,902	$ 530,163