Other Identifiable Intangible Assets

12 Months Ended

Dec. 31, 2012

Goodwill and Intangible Assets Disclosure [Abstract]

Other Identifiable Intangible Assets

Other Identifiable Intangible Assets

Other identifiable intangible assets as of December 31, 2012 and 2011 consist of the following:

	2012							2011
(in thousands)	Gross		Accumulated Amortization			Net		Gross		Accumulated Amortization			Net
Customer lists	$	286,164	$	(137,782	)	$	148,382	$	276,112	$	(132,109	)	$	144,003
Non-compete agreements	9,264		(5,438		)	3,826		7,898		(6,231		)	1,667
Trade names and licenses	27,853		(8,477		)	19,376		24,402		(5,707		)	18,695
	$	323,281	$	(151,697	)	$	171,584	$	308,412	$	(144,047	)	$	164,365

Amortization expense for other identifiable intangible assets was $28.8 million, $28.3 million and $19.7 million for the years ended December 31, 2012, 2011 and 2010 , respectively. We have reclassified $2.6 million of other intangible assets, net, to assets of discontinued operations as of December 31, 2011. See Note 13 - Fair Value of Financial Instruments for further discussion on other identifiable intangible assets measured at fair value on a nonrecurring basis.

Estimated amortization expense for other identifiable intangible assets anticipated for the next five years is as follows:

(in thousands)
2013	$	28,574
2014	21,440
2015	19,518
2016	17,995
2017	17,294
Thereafter	66,763
	$	171,584