GOODWILL AND INTANGIBLE ASSETS (Tables)

3 Months Ended

Mar. 31, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill by Reportable Business Segment

Goodwill by reportable business segments from December 31, 2014 to March 31, 2015 (in thousands):

	North America			Europe			Asia Pacific			Total
Goodwill:
Gross value at December 31, 2014	$	428,511		$	44,433		$	5,895		$	478,839
Accumulated impairment losses	(92,423		)	—			—			(92,423		)
Carrying value at December 31, 2014	336,088			44,433			5,895			386,416
Acquisitions	2,292			32,210			177			34,679
Adjustments to prior acquisitions	(25		)	—			—			(25		)
Impact of currency fluctuations	(1,729		)	(3,580		)	(348		)	(5,657		)
Carrying value at March 31, 2015	$	336,626		$	73,063		$	5,724		$	415,413

Schedule of Other Intangible Assets

Summarized below are the carrying value and accumulated amortization, if applicable, by intangible asset class (in thousands):

	March 31, 2015							December 31, 2014
	Gross Carrying Value		Accumulated Amortization			Net Carrying Value		Gross Carrying Value		Accumulated Amortization			Net Carrying Value
Intangible assets:
Customer lists	$	138,228	$	(70,685	)	$	67,543	$	138,149	$	(69,904	)	$	68,245
Non-compete agreements	14,383		(7,341		)	7,042		13,170		(6,891		)	6,279
Developed technology	23,390		(2,635		)	20,755		23,000		(1,843		)	21,157
Other	9,837		(2,522		)	7,315		8,809		(2,140		)	6,669
Total other intangible assets	$	185,838	$	(83,183	)	$	102,655	$	183,128	$	(80,778	)	$	102,350

Schedule of Estimated Future Annual Amortization Expense Related to Other Intangible Assets

Estimated annual amortization expense of our other intangible assets for the next five years is as follows (in thousands):

Year	Estimated Annual Amortization Expense
2015	$	16,338
2016	$	15,963
2017	$	14,378
2018	$	13,000
2019	$	11,247