Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2012

Fair Value Measurements

Schedule of Company's financial assets and liabilities measured on a recurring basis at fair value

	Fair Value at March 31,			Fair Value Measurement Using
	2012			Level 1			Level 2			Level 3
(Liabilities) assets at fair value
Nonqualified deferred compensation	$	(3,450	)	$	(3,450	)	$	—		$	—
Designated derivatives	$	159		$	—		$	159		$	—
Designated derivatives	$	(1,056	)	$	—		$	(1,056	)	$	—
Contingent consideration for acquistion of business	$	(62,794	)	$	—		$	—		$	(62,794	)

	Fair Value at December 31,			Fair Value Measurement Using
	2011			Level 1			Level 2			Level 3
(Liabilities) assets at fair value
Nonqualified deferred compensation	$	(1,991	)	$	(1,991	)	$	—		$	—
Designated derivatives	$	1,117		$	—		$	1,117		$	—
Designated derivatives	$	(87	)	$	—		$	(87	)	$	—
Contingent consideration for acquisition of business	$	(91,600	)	$	—		$	—		$	(91,600	)

Schedule of reconciliation of beginning and ending amounts related to the fair value for contingent consideration for acquisition of business, categorized as Level 3

Balance, December 31, 2011	$	91,600
Payments	(30,000		)
Change in fair value	1,194
Balance, March 31, 2012	$	62,794