Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2013

Goodwill And Intangible Assets Disclosure [Abstract]

Summary of Intangible Assets, Net

Intangible assets, net are summarized as follows:

	December 31,
	2013			2012
($ in thousands)
Definite-lived intangible assets, net:
Investment contracts	$	157,882		$	197,704
Accumulated amortization		(145,665	)		(181,409	)
Definite-lived intangible assets, net		12,217			16,295
Indefinite-lived intangible assets		32,416			32,416
Total intangible assets, net	$	44,633		$	48,711

Schedule of Activity in Goodwill and Other Intangible Assets

Activity in goodwill and other intangible assets is as follows:

	Years Ended December 31,
	2013			2012			2011
($ in thousands)
Intangible assets, net
Balance, beginning of period	$	48,711		$	52,096		$	52,977
Acquisition		356			560			3,068
Amortization expense		(4,434	)		(3,945	)		(3,949	)
Balance, end of period	$	44,633		$	48,711		$	52,096
Goodwill
Balance, beginning of period	$	5,260		$	4,795		$	4,795
Acquisition		—			465			—
Balance, end of period	$	5,260		$	5,260		$	4,795