FAIR VALUE OF FINANCIAL INSTRUMENTS (Tables)

12 Months Ended

Dec. 31, 2017

Fair Value Disclosures Abstract

Schedule of recurring fair value measurements

	Fair Value Measurements At Reporting Date
			Quoted prices		Significant		Significant		Measured at
	Balance at		in active		other observable		unobservable		Net Asset Value
	December 31,		markets		inputs		inputs		as a Practical
Description	2017		Level 1		Level 2		Level 3		Expedient (2)
	(amounts in thousands)
Liabilities
Deferred compensation plan liabilities (1)	$	40,995	$	23,751	$	-	$	-	$	17,244
			Quoted prices		Significant		Significant		Measured at
	Balance at		in active		other observable		unobservable		Net Asset Value
	December 31,		markets		inputs		inputs		as a Practical
Description	2016		Level 1		Level 2		Level 3		Expedient (2)
	(amounts in thousands)
Liabilities
Deferred compensation plan liabilities (1)	$	10,875	$	10,875	$	-	$	-	$	-

Schedule Of Carrying Value Of Financial Instruments

	December 31,				December 31,
	2017				2016
	Carrying		Fair		Carrying		Fair
	Value		Value		Value		Value
	(amounts in thousands)
Term B Loans (1)	$	1,330,000	$	1,336,650	$	-	$	-
Revolver (2)	$	143,000	$	143,000	$	-	$	-
Senior Notes (3)	$	400,000	$	422,876	$	-	$	-
Former Term B Loan	$	-	$	-	$	480,000	$	487,200
Former Revolver	$	-	$	-	$	-	$	-
Other debt (4)	$	70			$	87
Letters of credit (4)	$	1,856			$	670

Schedule of Cost Method Investments Table Text Block

	Cost-Method Investments
	Carrying Amount
	December 31,
	2017		2016
		(amounts in thousands)
Investment balance before cumulative
other than temporary impairment as of January 1,	$	255	$	255
Accumulated other than temporary impairment as of January 1,		-		-
Investment beginning balance after cumulative
other than temporary impairment as of January 1,		255		255
Acquisition of interest in a privately held company		9,700		-
Ending period balance	$	9,955	$	255