Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2013

Fair Value Disclosures [Abstract]

Assets and Liabilities Measured at Fair Value on Recurring Basis

The Company’s assets measured at fair value on a recurring basis at March 31, 2013 and December 31, 2012, were as follows (in thousands):

	March 31, 2013		Markets for Identical Assets (Level 1)		Observable Inputs (Level 2)		Unobservable Inputs (Level 3)
Deferred compensation plan investments	$	17,591	$	17,591	$	—	$	—
Total assets measured at fair value	$	17,591	$	17,591	$	—	$	—
	December 31, 2012		Markets for Identical Assets (Level 1)		Observable Inputs (Level 2)		Unobservable Inputs (Level 3)
Deferred compensation plan investments	$	15,580	$	15,580	$	—	$	—
Total assets measured at fair value	$	15,580	$	15,580	$	—	$	—