GOODWILL AND OTHER INTANGIBLE ASSETS (Tables)

6 Months Ended

Jun. 30, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of changes to goodwill

The changes to goodwill for the six months ended June 30, 2015 were as follows (in thousands):

	2015
Balance at January 1, 2015	$	452,669
Acquired from acquisitions	36,591
Increase from adjustments during the measurement period related to recent acquisitions	3,841
Goodwill impairment charge	(31,992		)
Foreign currency translation	(8,251		)
Balance at June 30, 2015	$	452,858

Summary of amortizable other intangible assets (indefinite-lived)

Below is a summary of amortizable other intangible assets (in thousands):

	June 30, 2015							December 31, 2014
	Cost		Accumulated Amortization		Net		Weighted Average Remaining Amortization Period (in years)	Cost		Accumulated Amortization		Net		Weighted Average Remaining Amortization Period (in years)
Permits	$	163,036	$	59,430	$	103,606	19.1	$	156,692	$	55,318	$	101,374	19.0
Customer and supplier relationships	384,722		88,471		296,251		10.6	370,373		77,697		292,676		11.0
Other intangible assets	32,353		20,354		11,999		2.4	31,540		19,074		12,466		3.2
Total amortizable permits and other intangible assets	580,111		168,255		411,856		10.7	558,605		152,089		406,516		11.4
Trademarks and trade names	122,765		—		122,765		Indefinite	123,564		—		123,564		Indefinite
Total permits and other intangible assets	$	702,876	$	168,255	$	534,621		$	682,169	$	152,089	$	530,080

Schedule of expected amortization for the net carrying amount of finite lived intangible assets

Below is the expected future amortization of the net carrying amount of finite-lived intangible assets at June 30, 2015 (in thousands):

Years Ending December 31,	Expected Amortization
2015 (six months)	$	18,761
2016	37,120
2017	34,506
2018	31,440
2019	27,730
Thereafter	262,299
	$	411,856