GOODWILL AND INTANGIBLE ASSETS (Tables)

3 Months Ended

Mar. 31, 2015

GOODWILL AND INTANGIBLE ASSETS

Schedule of changes in goodwill

$s in thousands	December 31, 2014 (1)		Foreign Currency Translation			March 31, 2015
Goodwill:
Environmental Services	$	154,855	$	(1,619	)	$	153,236
Field & Industrial Services	66,424		—			66,424
Total goodwill	$	221,279	$	(1,619	)	$	219,660

(1) Balances have been revised to reflect purchase accounting measurement period adjustments related to the acquisition of EQ as disclosed in Note 2. Business Combination.

Schedule of intangible assets

$s in thousands	March 31, 2015			December 31, 2014
Amortizing intangible assets:
Permits, licenses and lease	$	111,604		$	113,693
Customer relationships	102,783			103,086
Technology - formulae and processes	7,164			7,844
Customer backlog	4,600			4,600
Tradename	5,482			5,481
Developed software	3,718			3,745
Non-compete agreements	920			920
Internet domain and website	869			869
Database	660			667
Total amortizing intangible assets	237,800			240,905
Accumulated amortization	(14,987		)	(12,135		)
Nonamortizing intangible assets:
Permits and licenses	49,750			49,750
Tradename	133			147
Total intangible assets, net	$	272,696		$	278,667