GOODWILL AND OTHER INTANGIBLE ASSETS (Tables)

12 Months Ended

Dec. 31, 2012

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill

The changes in the carrying amount of goodwill, by reporting segment, for the years ended December 31, 2012 and 2011 were as follows (in thousands): 

	Commercial Products			Government Programs			Workers’ Compensation		Total
Balance, December 31, 2010	$	1,516,745		$	227,183		$	806,642	$	2,550,570
Acquisition of PHS	4,164			—			—		4,164
Acquisition of MHP	4,033			838			—		4,871
Deferred tax adjustments	(6,684		)	(4,087		)	—		(10,771		)
Balance, December 31, 2011	$	1,518,258		$	223,934		$	806,642	$	2,548,834
Acquisition of FHP	—			42,654			—		42,654
Balance, December 31, 2012	$	1,518,258		$	266,588		$	806,642	$	2,591,488

Other intangible asset

The other intangible asset balances are as follows (in thousands): 

	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Amortization Period
As of December 31, 2012
Amortized other intangible assets
Customer Lists	$	596,162	$	406,272	$	189,890	7-15 Years
HMO Licenses	12,600		8,907		3,693		20 Years
Provider Networks	63,300		24,191		39,109		15-20 Years
Trade Name	3,449		3,449		—		3-4 Years
Total amortized other intangible assets	$	675,511	$	442,819	$	232,692
Unamortized other intangible assets
Trade Name	$	85,900	$	—	$	85,900	—
Total unamortized other intangible assets	$	85,900	$	—	$	85,900
Total other intangible assets	$	761,411	$	442,819	$	318,592
As of December 31, 2011
Amortized other intangible assets
Customer Lists	$	579,062	$	344,111	$	234,951	7-15 Years
HMO Licenses	12,600		8,312		4,288		20 Years
Provider Networks	63,200		20,895		42,305		15-20 Years
Trade Names	3,449		3,360		89		3-4 Years
Total amortized other intangible assets	$	658,311	$	376,678	$	281,633
Unamortized other intangible assets
Trade Name	$	85,900	$	—	$	85,900	—
Total unamortized other intangible assets	$	85,900	$	—	$	85,900
Total other intangible assets	$	744,211	$	376,678	$	367,533