SUPPLEMENTAL CASH FLOW INFORMATION (Tables)

12 Months Ended

Dec. 31, 2014

SUPPLEMENTAL CASH FLOW INFORMATION

Schedule of supplemental disclosure requirements for the statements of cash flows

	Year Ended December 31,
(in thousands)	2014		(As Restated) 2013		(As Restated) 2012
Cash paid during the period for:
Interest	$	25,341	$	28,938	$	31,122
Income taxes	$	25,433	$	34,409	$	34,468
Non-cash financing and investing activities:
Issuance of seller notes in connection with acquisitions	$	13,964	$	2,344	$	20,223
Issuance of note in connection with intangible acquisition	$	—	$	—	$	500
Additions to property, plant and equipment acquired through financing obligations	$	3,461	$	3,958	$	3,094
Retirements of financed property, plant and equipment and related financing obligations	$	2,071	$	399	$	2,095
Purchase of property, plant and equipment in accounts payable	$	1,588	$	1,109	$	416