Marketable Securities (Tables)

6 Months Ended

Jun. 30, 2012

Marketable Securities [Abstract]

Schedule of marketable securities

The composition of the Company’s marketable securities is summarized as follows:

June 30, 2012
			Unrealized			Unrealized		Fair
	Cost		Loss			Gain		Value
($ in thousands)
Trading:
Sponsored mutual funds and variable insurance funds	$	8,230	($	894	)	$	1,441	$	8,777
Equity securities		3,568		—			329		3,897
Available-for-sale:
Sponsored closed-end funds		2,427		(30	)		318		2,715
Total marketable securities	$	14,225	($	924	)	$	2,088	$	15,389
December 31, 2011
			Unrealized			Unrealized		Fair
	Cost		Loss			Gain		Value
($ in thousands)
Trading:
Sponsored mutual funds and variable insurance funds	$	9,195	($	1,263	)	$	1,048	$	8,980
Equity securities		3,434		(3	)		115		3,546
Available-for-sale:
Sponsored closed-end funds		2,240		(38	)		267		2,469
Total marketable securities	$	14,869	($	1,304	)	$	1,430	$	14,995