Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2015

Fair Value Measurements [Abstract]

Summary of financial assets and liabilities measured at fair value on recurring basis

			Fair Value Measurements at Reporting Date Using
	March 31, 2015		Level 1		Level 2		Level 3
Intangible and other long-term assets, net
Non-qualified deferred compensation assets	$	11,938	$	368	$	11,570		-
Interest rate swaps	$	5,446		-	$	5,446		-
Accounts payable
Non-qualified deferred compensation liabilities	$	1,288		-	$	1,288		-
Other long-term liabilities
Non-qualified deferred compensation liabilities	$	16,763		-	$	16,763		-
	December 31, 2014		Level 1		Level 2		Level 3
Intangible and other long-term assets, net
Non-qualified deferred compensation assets	$	12,982	$	1,481	$	11,501		-
Interest rate swap	$	4,183		-	$	4,183		-
Accounts payable
Non-qualified deferred compensation liabilities	$	2,291		-	$	2,291		-
Other long-term liabilities
Non-qualified deferred compensation liabilities	$	14,720		-	$	14,720		-