Debt and Credit Agreements (Tables)

12 Months Ended

Dec. 31, 2013

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, 2013. The multi-year revolving credit facility is described in more detail below the table.

Summary of Credit Facility at December 31, 2013

(In thousands)	Facility Limit		Outstanding Balance		Available Credit
Multi-year revolving credit facility	$	525,000	$	35,000	$	490,000

Schedule of Long-term Debt Instruments

	Long-Term Debt
(In thousands)	December 31 2013			December 31 2012
5.75% notes due May 15, 2018	$	448,268		$	447,931
5.125% notes due September 15, 2013	—			149,875
2.7% notes due October 15, 2015	249,373			249,022
Other financing payable (including capital leases) in varying amounts due principally through 2018 with a weighted-average interest rate of 3.6% and 2.7% at December 31, 2013 and 2012, respectively	105,774			113,878
Total debt	803,415			960,706
Less: current maturities	(20,257		)	(3,278		)
Total long-term debt	$	783,158		$	957,428

Schedule of Maturities of Long-term Debt

The maturities of long-term debt for the four years following December 31, 2014 are as follows:

(In thousands)
2015	$	267,835
2016	19,643
2017	42,667
2018	451,860