GOODWILL AND OTHER INTANGIBLE ASSETS (Tables)

12 Months Ended

Dec. 31, 2014

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Changes to Goodwill

The changes in goodwill for the years ended December 31, 2014 and 2013 were as follows (in thousands):

	2014			2013
Balance at January 1	$	570,960		$	579,715
Acquired from acquisitions	7,401			—
Increase from adjustments related to the acquisitions during the measurement period	4,288			1,308
Goodwill impairment charge	(123,414		)	—
Foreign currency translation and other	(6,566		)	(10,063		)
Balance at December 31	$	452,669		$	570,960

Schedule of Finite-Lived Intangible Assets by Major Class

As of December 31, 2014 and 2013, the Company's finite-lived and indefinite lived intangible assets consisted of the following (in thousands):

	December 31, 2014							December 31, 2013
	Cost		Accumulated Amortization		Net		Weighted Average Amortization Period (in years)	Cost		Accumulated Amortization		Net		Weighted Average Amortization Period (in years)
Permits	$	156,692	$	55,318	$	101,374	19.0	$	157,327	$	50,858	$	106,469	19.6
Customer and supplier relationships	370,373		77,697		292,676		11.0	377,899		52,814		325,085		12.1
Other intangible    assets	31,540		19,074		12,466		3.2	29,299		15,518		13,781		3.3
Total amortizable permits and other intangible assets	558,605		152,089		406,516		11.4	564,525		119,190		445,335		12.2
Trademarks and trade     names	123,564		—		123,564		Indefinite	124,638		—		124,638		Indefinite
Total permits and other intangible assets	$	682,169	$	152,089	$	530,080		$	689,163	$	119,190	$	569,973

Schedule of Indefinite-Lived Intangible Assets

As of December 31, 2014 and 2013, the Company's finite-lived and indefinite lived intangible assets consisted of the following (in thousands):

	December 31, 2014							December 31, 2013
	Cost		Accumulated Amortization		Net		Weighted Average Amortization Period (in years)	Cost		Accumulated Amortization		Net		Weighted Average Amortization Period (in years)
Permits	$	156,692	$	55,318	$	101,374	19.0	$	157,327	$	50,858	$	106,469	19.6
Customer and supplier relationships	370,373		77,697		292,676		11.0	377,899		52,814		325,085		12.1
Other intangible    assets	31,540		19,074		12,466		3.2	29,299		15,518		13,781		3.3
Total amortizable permits and other intangible assets	558,605		152,089		406,516		11.4	564,525		119,190		445,335		12.2
Trademarks and trade     names	123,564		—		123,564		Indefinite	124,638		—		124,638		Indefinite
Total permits and other intangible assets	$	682,169	$	152,089	$	530,080		$	689,163	$	119,190	$	569,973

Schedule of Expected Amortization for the Net Carrying Amount of Finite Lived Intangible Assets

The expected amortization of the net carrying amount of finite-lived intangible assets at December 31, 2014 (in thousands):

Years Ending December 31,	Expected Amortization
2015	$	35,282
2016	34,845
2017	32,889
2018	30,131
2019	26,296
Thereafter	247,073
	$	406,516