Equity Investments in Unconsolidated Subsidiaries (Details Narrative) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2012 CT Opportunity Partners I, LP	Jan. 31, 2011 CT Opportunity Partners I, LP	Dec. 31, 2012 CT High Grade II
Carried interest				100.00%
Maximum exposure to loss from equity investment				$ 1,400
Ownership, percentage						44.00%
Initial co-investment						2,800
Incentive compensation				14,700
Incentive compensation, percentage of funds profit				17.70%
Preferred return				9.00%
Return of capital to partners				100.00%
Distributions from partnerships, tax advances		$ 4,345		$ 1,400
Percentage of incentive management fee pool for employees					45.00%
Percentage of granted incentive compensation to employees				96.00%
Percentage of grants vesting schedule				96.00%
Percentage of grants vesting upon receipt of dividends				4.00%
Description of incentive management fee grants to employees vesting schedule				(i) one-third on the date of grant, (ii) one-third on September 13, 2012, and (iii) the remainder vests upon our receipt of incentive management fees from CTOPI. The remaining 4% of these grants vest solely upon our receipt of incentive management fees from CTOPI or the disposition of certain investments owned by CTOPI.