Debt (Tables)

12 Months Ended

Dec. 31, 2012

Debt Disclosure [Abstract]

Debt

	Weighted-Average Interest Rate
	December 31,					December 31,
	2012		2011		Maturities	2012			2011
						(In thousands)
Short-term debt and current portion of long-term debt:
Short-term debt	2.27	%	1.45	%	2013	$	9,820		5,091
Current portion of long-term debt, including capital leases						358,155			269,275
Total short-term debt and current portion of long-term debt						367,975			274,366
Long-term debt:
U.S. commercial paper(1)	0.41	%	0.40	%	2016	329,925			415,936
Canadian commercial paper(1)	1.14	%	—	%	2016	23,165			—
Global revolving credit facility	1.58	%	1.52	%	2016	8,924			1,000
Unsecured U.S. notes – Medium-term notes(1)	4.01	%	4.49	%	2013-2025	2,971,313			2,484,712
Unsecured U.S. obligations, principally bank term loans	1.56	%	1.78	%	2013-2017	105,500			105,000
Unsecured foreign obligations	1.91	%	2.71	%	2014-2016	313,406			300,516
Capital lease obligations	4.08	%	4.24	%	2013-2019	42,018			48,047
Total before fair market value adjustment						3,794,251			3,355,211
Fair market value adjustment on notes subject to hedging(2)						16,725			21,843
						3,810,976			3,377,054
Current portion of long-term debt, including capital leases						(358,155		)	(269,275	)
Long-term debt						3,452,821			3,107,779
Total debt						$	3,820,796		3,382,145

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(1) We had unamortized original issue discounts of $9 million at December 31, 2012 and 2011.

(2) The notional amount of the executed interest rate swaps designated as fair value hedges was $550 million at December 31, 2012 and 2011.

Maturities of debt

Maturities of total debt are as follows:

	Capital Leases			Debt
	(In thousands)
2013	$	8,210		359,821
2014	7,710			339,339
2015	6,910			727,897
2016	5,771			1,117,289
2017	7,140			704,062
Thereafter	10,942			513,645
Total	46,683			3,762,053
Imputed interest	(4,665		)
Present value of minimum capitalized lease payments	42,018
Current portion	(6,841		)
Long-term capitalized lease obligation	$	35,177