Goodwill, Trade Names, and Other Identifiable Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2015

As of December 31, 2015 and 2014, the Company had the following acquired intangible assets:



	December 31, 2015						December 31, 2014
	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
	(amounts in thousands)
Intangible assets subject to amortization:
Databases	$	31,225	$	14,150	$	17,075	$	22,425	$	12,893	$	9,532
Customer relationships	47,204		20,734		26,470		42,004		17,870		24,134
Non-compete agreements	3,603		3,486		117		3,603		3,446		157
Trade names, definite-lived	3,200		49		3,151		—		—		—
	$	85,232	$	38,419	$	46,813	$	68,032	$	34,209	$	33,823

Intangible assets not subject to amortization:
Goodwill					$	95,096					$	90,647
Trade names					36,101						38,201
					$	131,197					$	128,848

As of December 31, 2015, estimated annual amortization expense for continuing operations is as follows:

The changes in the carrying amount of goodwill by segment are as follows:



	Nurse and Allied Staffing Segment			Physician Staffing Segment		Other Human Capital Management Services Segment			Total
	(amounts in thousands)
Balances as of December 31, 2014
Aggregate goodwill acquired	$	287,667		$	43,405	$	19,307		$	350,379
Accumulated impairment loss	(259,732		)	—		—			(259,732		)
Goodwill, net of impairment loss	27,935			43,405		19,307			90,647

Changes to aggregate goodwill in 2015
Sale of CCE (a)	—			—		(9,889		)	(9,889		)
Goodwill acquired (b)	14,338			—		—			14,338

Balances as of December 31, 2015
Aggregate goodwill acquired	302,005			43,405		19,307			364,717
Sale of CCE (a)	—			—		(9,889		)	(9,889		)
Accumulated impairment loss	(259,732		)	—		—			(259,732		)
Goodwill, net of impairment loss	$	42,273		$	43,405	$	9,418		$	95,096

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(a)	See Note 4 - Disposal and Discontinued Operations.


(b)	Goodwill acquired from the acquisition of Mediscan. See Note 3 - Acquisitions.