Financial Instruments (Tables)

3 Months Ended

Mar. 31, 2018

Financial Instruments [Abstract]

Carrying Value, Fair Value And Hierarchy Of Financial Instruments

				Fair Value Measure
		Carrying Value		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Mutual fund investments of deferred
compensation plans held in trust	$	66,163	$	66,163	$	-	$	-
Total debt		142,500		-		142,500		-

The following shows the carrying value, fair value and the hierarchy for our financial instruments as of             December 31, 2017 (in thousands):

				Fair Value Measure
		Carrying Value		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Mutual fund investments of deferred
compensation plans held in trust	$	62,067	$	62,067	$	-	$	-
Total debt		101,200		-		101,200		-