Debt and Credit Agreements (Tables)

12 Months Ended

Dec. 31, 2014

Debt Disclosure [Abstract]

Schedule of Line of Credit Facilities

The following table illustrates the amount outstanding under the multi-year revolving credit facility and available credit at December 31, 2014. The multi-year revolving credit facility is described in more detail below the table.

	Summary of Credit Facility
	December 31, 2014
(In thousands)	Facility Limit		Outstanding Balance		Available Credit
Multi-year revolving credit facility (a U.S.-based program)	$	525,000	$	98,500	$	426,500

Schedule of Long-term Debt Instruments

	Long-Term Debt
(In thousands)	December 31 2014			December 31 2013
5.75% notes due May 15, 2018	$	448,626		$	448,268
2.7% notes due October 15, 2015	249,733			249,373
Other financing payable (including capital leases) in varying amounts due principally through 2017 with a weighted-average interest rate of 4.0% and 3.6% at December 31, 2014 and 2013, respectively	156,538			105,774
Total debt	854,897			803,415
Less: current maturities	(25,188		)	(20,257		)
Total long-term debt	$	829,709		$	783,158

Schedule of Maturities of Long-term Debt

The maturities of long-term debt for the four years following December 31, 2015 are as follows:

(In thousands)
2016	$	11,732
2017	363,047
2018	453,759
2019	876