Loans Receivable (Details 3) (USD $) In Thousands, unless otherwise specified			3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended
	Jun. 30, 2012	Dec. 31, 2011	Jun. 30, 2012 SBA Held for Sale	Jun. 30, 2011 SBA Held for Sale	Jun. 30, 2012 SBA Held for Sale	Jun. 30, 2011 SBA Held for Sale	Jun. 30, 2012 Affiliates	Jun. 30, 2011 Affiliates	Jun. 30, 2012 Affiliates	Jun. 30, 2011 Affiliates	Jun. 30, 2012 SBA Held for Investment, net	Jun. 30, 2011 SBA Held for Investment, net	Jun. 30, 2012 SBA Held for Investment, net	Jun. 30, 2011 SBA Held for Investment, net	Jun. 30, 2012 Other	Jun. 30, 2011 Other	Jun. 30, 2012 Other	Jun. 30, 2011 Other
Changes in loans receivable
Beginning Balance	$ 39,336	$ 45,696	$ 3,260	$ 7,769	$ 7,614	$ 11,608	$ 6,677	$ 15,636	$ 6,719	$ 16,781	$ 19,389	$ 15,574	$ 19,151	$ 15,415	$ 10,129	$ 13,003	$ 12,212	$ 13,011
Purchases of loans												696		696
Originations and advances of loans			4,929	4,933	7,754	10,872				700	1,643	1,368	2,585	2,048	350	1,040	729	1,719
Payments received			(18)	(36)	(39)	(63)		(287)	(128)	(717)	(675)	(303)	(1,033)	(636)	(434)	(1,306)	(2,896)	(2,054)
Capitalized interest and costs			13	(76)	(69)	(125)	58	140	122	8	30	26	67	50				50
Noncash consideration (1)											16	26	(92)	(32)	(2,500)		(2,500)
Discount accretion, net							22	22	44	44	(33)	(82)	(171)	(150)		4		15
Loan sold or transferred			(3,376)	(7,518)	(10,452)	(17,220)				(1,402)
Other noncash adjustments								(492)		(492)
Foreign exchange gains								10		107
Charge-offs											(144)	(27)	(281)	(113)
Ending Balance	$ 39,336	$ 45,696	$ 4,808	$ 5,072	$ 4,808	$ 5,072	$ 6,757	$ 15,029	$ 6,757	$ 15,029	$ 20,226	$ 17,278	$ 20,226	$ 17,278	$ 7,545	$ 12,741	$ 7,545	$ 12,741