Intangible Assets

9 Months Ended

Sep. 30, 2011

Intangible Assets [Abstract]

Intangible Assets

3. Intangible Assets

Intangible assets are summarized as follows:

	September 30, 2011			December 31, 2010
($ in thousands)
Definite-lived intangible assets:
Investment contracts	$	271,709		$	271,568
Accumulated amortization		(251,075	)		(248,081	)
Definite-lived intangible assets, net		20,634			23,487
Indefinite-lived intangible assets		29,490			29,490
Total intangible assets, net	$	50,124		$	52,977

Activity in intangible assets is as follows:

	Nine Months Ended September 30,
($ in thousands)	2011			2010
Intangible assets
Balance, beginning of period	$	52,977		$	54,844
Purchases		141			339
Amortization		(2,994	)		(3,897	)
Balance, end of period	$	50,124		$	51,286