CONSOLIDATED STATEMENTS OF EQUITY (Unaudited) (USD $) In Thousands, except Share data	Total	Common Shares of Beneficial Interest Outstanding [Member]	Additional Paid-in Capital [Member]	Net Unrealized Appreciation of Retained Interests in Transferred Assets [Member]	Cumulative Net Income [Member]	Cumulative Dividends [Member]	Treasury Stock [Member]	Cumulative Preferred Stock of Subsidiary [Member]
Beginning Balances at Dec. 31, 2011	$ 147,736	$ 111	$ 152,934	$ 394	$ 176,096	$ (177,798)	$ (4,901)	$ 900
Beginning Balances, shares at Dec. 31, 2011		10,574,554
Net unrealized (depreciation) appreciation	(106)			(106)
Share-based compensation expense	107		107
Share-based compensation expense, shares		15,000
Dividends ($0.32 and $0.25 per share for the period ended June 30, 2012 and 2013 respectively)	(3,388)					(3,388)
Net income (loss)	(570)				(570)
Ending Balances at Jun. 30, 2012	143,779	111	153,041	288	175,526	(181,186)	(4,901)	900
Ending Balances, shares at Jun. 30, 2012		10,589,554
Beginning Balances at Dec. 31, 2012	139,226	111	153,072	278	173,917	(184,151)	(4,901)	900
Beginning Balances, shares at Dec. 31, 2012	10,589,554	10,589,554
Net unrealized (depreciation) appreciation	13			13
Share-based compensation expense	33		33
Share-based compensation expense, shares		6,666
Dividends ($0.32 and $0.25 per share for the period ended June 30, 2012 and 2013 respectively)	(2,650)					(2,650)
Net income (loss)	2,190				2,190
Ending Balances at Jun. 30, 2013	$ 138,812	$ 111	$ 153,105	$ 291	$ 176,107	$ (186,801)	$ (4,901)	$ 900
Ending Balances, shares at Jun. 30, 2013	10,596,220	10,596,220