SCHEDULE I - CONDENSED FINANCIAL INFORMATION OF THE REGISTRANT (PARENT COMPANY ONLY) Parenthetical (Details) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Condensed Financial Statements, Captions [Line Items]
Other assets	$ 45,927	$ 43,324
Accounts payable, accrued expenses and other liabilities	48,819	36,780
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized (in shares)	100,000,000	100,000,000
Common stock, shares issued (in shares)	23,083,000	25,821,000
Common stock, shares outstanding (in shares)	23,005,000	22,747,000
Treasury stock, common shares held (in shares)	78,000	3,073,000
Intercompany interest expense	5,764	6,881	4,153
Parent Company
Condensed Financial Statements, Captions [Line Items]
Other assets	23,523	31,299
Accounts payable, accrued expenses and other liabilities	103,269	163,364
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized (in shares)	100,000,000	100,000,000
Common stock, shares issued (in shares)	23,083,000	25,821,000
Common stock, shares outstanding (in shares)	23,005,000	22,747,000
Consolidation, Eliminations [Member] | Parent Company
Condensed Financial Statements, Captions [Line Items]
Other assets	21,982	25,897
Accounts payable, accrued expenses and other liabilities	101,767	161,950
Intercompany interest and dividends	75,589	952	16,497
Intercompany interest expense	$ 7,389	$ 7,204	$ 7,708