Debt and Commitments (Tables)

12 Months Ended

Dec. 31, 2014

Debt Disclosure [Abstract]

Schedule of Debt

Long-term debt and notes and overdrafts payable at December 31 consisted of:

	2014					2013
	Carrying Amount			Fair Value		Carrying Amount			Fair Value
3.375% Convertible Notes	$	—		$	—	$	55,636		$	76,569
Unamortized debt discount – 3.375% Convertible Notes	—			—		(731		)	—
Revolving credit agreement	393,518			394,917		487,920			482,431
3.97% Senior Notes	100,000			102,859		—			—
Borrowings under lines of credit and overdrafts	8,028			8,028		1,074			1,074
Capital leases	3,188			3,479		3,120			3,402
Other foreign bank borrowings	—			—		405			410
	504,734			509,283		547,424			563,886
Less current maturities	(8,890		)			(57,083		)
Long-term debt	$	495,844				$	490,341

Schedule of Convertible Notes

The following table sets forth balance sheet information regarding the Company’s convertible notes at December 31:

	2014		2013
3.375% Convertible Notes:
Carrying value of equity component, net of tax	$	—	$	10,772
Principal value of liability component	$	—	$	55,636
Unamortized debt discount	—		(731		)
Net carrying value of liability component	$	—	$	54,905

Schedule of Interest Expense on Convertible Notes

The following table sets forth the components of interest expense for the Notes for the years ended December 31, 2014, 2013 and 2012. The effective interest rate on the liability component of the Notes was 8.00% (life of the Notes).

	2014		2013		2012
Interest expense – 3.375% coupon	$	1,046	$	1,878	$	1,878
Interest expense – 3.375% debt discount amortization	731		2,391		2,211
	$	1,777	$	4,269	$	4,089