Goodwill and Intangibles (Tables)

12 Months Ended

Dec. 31, 2012

Acquired Finite-Lived Intangible Assets [Line Items]

Schedule of Goodwill [Table Text Block]

	December 31, 2012									December 31, 2011
	Alternative Investment Management			Broker- Dealer			Total			Alternative Investment Management			Broker- Dealer			Total
	(dollars in thousands)
Beginning balance:
Goodwill	$	30,228		$	7,151		$	37,379		$	30,228		$	7,151		$	37,379
Accumulated impairment charges	(10,200		)	(7,151		)	(17,351		)	(10,200		)	—			(10,200		)
Net	20,028			—			20,028			20,028			7,151			27,179
Activity:
Recognized goodwill	—			8,517			8,517			—			—			—
Goodwill impairment charges	—			—			—			—			(7,151		)	(7,151		)
Ending balance:
Goodwill	30,228			15,668			45,896			30,228			7,151			37,379
Accumulated impairment charges	(10,200		)	(7,151		)	(17,351		)	(10,200		)	(7,151		)	(17,351		)
Net	$	20,028		$	8,517		$	28,545		$	20,028		$	—		$	20,028

Intangible Assets Disclosure [Text Block]

		December 31, 2012							December 31, 2011
	Amortization Period	Gross Carrying Amount		Accumulated Amortization (1)			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization (1)			Net Carrying Amount
	(in years)	(in thousands)							(in thousands)
Investment contracts	5	$	3,900	$	(3,900	)	$	—	$	3,900	$	(3,900	)	$	—
Trade names	5 - 7.5	9,572		(7,190		)	2,382		9,400		(6,649		)	2,751
Customer relationships	4 - 10	11,974		(6,284		)	5,690		6,800		(4,916		)	1,884
Customer contracts	1.2	800		(800		)	—		800		(800		)	—
Non compete agreements and covenants with limiting conditions acquired	1 - 10	2,732		(2,576		)	156		2,530		(2,530		)	—
Intellectual property	3 - 10	6,951		(2,195		)	4,756		2,550		(1,425		)	1,125
		$	35,929	$	(22,945	)	$	12,984	$	25,980	$	(20,220	)	$	5,760

(1) Includes impairment charges related to intangible assets during the year ended December 31, 2011.

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

The estimated future amortization expense for the Company's intangible assets as of December 31, 2012 is as follows:

	(dollars in thousands)
2013	$	3,195
2014	2,114
2015	1,860
2016	1,645
2017	940
Thereafter	3,230
	$	12,984