Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Current assets:
Cash and cash equivalents	$ 682,134	$ 880,039
Accounts receivable, less allowances of $71,571 and $71,362, respectively	614,164	479,210
Prepaid expenses	60,598	68,573
Income taxes and other current assets	129,196	191,017
Total current assets	1,486,092	1,618,839
Property, plant and equipment, net	8,566,048	7,255,762
Goodwill	7,205,357	6,337,719
Other intangibles, net	1,499,864	1,214,932
Other assets	216,669	208,232
Total assets	18,974,030	16,635,484
Current liabilities:
Long-term debt due within one year	297,622	257,916
Accounts payable	379,255	327,256
Advanced billings	179,058	137,319
Accrued taxes	80,090	66,276
Accrued other interest	214,226	188,639
Pension and other postretirement benefits	123,794	111,713
Other current liabilities	238,031	212,468
Total current liabilities	1,512,076	1,301,587
Deferred income taxes	2,938,907	2,417,108
Pension and other postretirement benefits	1,140,677	725,333
Other liabilities	239,078	262,308
Long-term debt	9,485,615	7,873,667
Equity:
Common stock, $0.25 par value (1,750,000,000 authorized shares, 1,002,469,000 and 999,462,000 outstanding, respectively, and 1,027,986,000 issued, at December 31, 2014 and 2013)	256,997	256,997
Additional paid-in capital	3,990,160	4,321,056
Retained earnings	108,754	76,108
Accumulated other comprehensive loss, net of tax	(404,328)	(260,530)
Treasury stock	(293,906)	(338,150)
Total equity	3,657,677	4,055,481
Total liabilities and equity	$ 18,974,030	$ 16,635,484