Goodwill and Identifiable Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Acquired Intangible Assets by Major Class

As of December 31, 2016 and 2015, the Company had the following acquired intangible assets:

	As of December 31, 2016							As of December 31, 2015
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Intangible assets subject to amortization:
Staffing databases	$	19,826	$	(5,633	)	$	14,193	$	6,333	$	(3,592	)	$	2,741
Customer relationships	136,759		(50,309		)	86,450		96,829		(40,076		)	56,753
Tradenames and trademarks	61,369		(12,139		)	49,230		26,853		(7,718		)	19,135
Non-compete agreements	1,697		(678		)	1,019		572		(276		)	296
Acquired technology	8,730		(3,298		)	5,432		8,730		(2,085		)	6,645
	$	228,381	$	(72,057	)	$	156,324	$	139,317	$	(53,747	)	$	85,570
Intangible assets not subject to amortization: tradenames and trademarks						$	89,400						$	89,400
						$	245,724						$	174,970

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

Based on the current amount of intangibles subject to amortization, the estimated amortization expense as of December 31, 2016 is as follows:

	Amount
Year ending December 31, 2017	$	18,628
Year ending December 31, 2018	17,555
Year ending December 31, 2019	16,827
Year ending December 31, 2020	13,889
Year ending December 31, 2021	11,899
Thereafter	77,526
	$	156,324

Schedule of Goodwill

The following table summarizes the activity related to the carrying value of goodwill by reportable segment:

	Nurse and Allied Solutions		Locum Tenens Solutions		Other Workforce Solutions		Total
Balance, January 1, 2015	$	73,127	$	14,502	$	66,758	$	154,387
Goodwill adjustment for Avantas acquisition	—		—		165		165
Goodwill from OH acquisition	22,182		5,241		15,210		42,633
Goodwill from TFS acquisition	—		—		4,228		4,228
Goodwill from Millican acquisition	—		—		3,366		3,366
Balance, December 31, 2015	95,309		19,743		89,727		204,779
Goodwill from BES acquisition	—		—		91,127		91,127
Goodwill from HSG acquisition	8,147		—		—		8,147
Goodwill from Peak acquisition	—		—		36,827		36,827
Goodwill adjustment for Onward acquisition	850		—		—		850
Goodwill adjustment for TFS acquisition	—		—		24		24
Balance, December 31, 2016	$	104,306	$	19,743	$	217,705	$	341,754
Accumulated impairment loss as of December 31, 2015 and 2016	$	154,444	$	53,940	$	6,555	$	214,939