Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2013

Fair Value Disclosures [Abstract]

Levels of Inputs Used to Measure Fair Value of Assets

	Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)			Significant Unobservable Inputs (Level 3)			Total
At September 30, 2013
U.S. non-qualified deferred compensation plan	$	12,729	$	—		$	—		$	12,729
Assets designated for retirement and pension plans		—		24,700			—			24,700
Derivative designated as cash flow hedge		—		119			—			119
Derivatives designated as fair value hedges		—		(30	)		—			(30	)
Warrants and equity securities		—		—			453			453
Acquisition earnout accruals		—		—			(11,518	)		(11,518	)
	$	12,729	$	24,789		$	(11,065	)	$	26,453
At December 31, 2012
U.S. non-qualified deferred compensation plan	$	11,401	$	—		$	—		$	11,401
Assets designated for retirement and pension plans		—		24,096			—			24,096
Derivatives designated as fair value hedges		—		(70	)		—			(70	)
Warrants and equity securities		—		—			501			501
Acquisition earnout accruals		—		—			(10,270	)		(10,270	)
	$	11,401	$	24,026		$	(9,769	)	$	25,658