CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014		Dec. 31, 2013		Sep. 30, 2013
Assets
Cash and cash equivalents	$ 91,868		$ 193,738		$ 245,813
Accounts and notes receivable
Accounts and notes receivable, gross	485,176		344,475		450,642
Less: Allowance for doubtful accounts	(5,428)		(4,854)		(5,412)
Accounts and notes receivable, net	479,748		339,621		445,230
Inventories
Finished products	254,931		270,603		255,047
Raw materials	22,987		29,996		29,480
Products in process	1,331		6,613		6,385
Operating supplies and other	27,335		37,394		37,267
Inventories	306,584		344,606		328,179
Current deferred income taxes	41,745		40,423		39,326
Prepaid expenses	34,673		22,549		31,854
Assets held for sale	0		10,559		10,559
Total current assets	954,618		951,496		1,100,961
Investments and long-term receivables	42,117		42,387		43,275
Property, plant & equipment
Property, plant & equipment, cost	6,608,342		6,933,602		6,792,470
Reserve for depreciation, depletion & amortization	(3,539,772)		(3,621,585)		(3,578,010)
Property, plant & equipment, net	3,068,570		3,312,017		3,214,460
Goodwill	3,095,317		3,081,521		3,081,521
Other intangible assets, net	758,863		697,578		697,655
Other noncurrent assets	172,053		174,144		172,184
Total assets	8,091,538		8,259,143		8,310,056
Liabilities
Current maturities of long-term debt	145	[1]	170	[1]	163	[1]
Trade payables and accruals	167,837		139,345		154,451
Other current liabilities	196,830		159,620		204,029
Total current liabilities	364,812		299,135		358,643
Long-term debt	2,005,968		2,522,243		2,523,389
Noncurrent deferred income taxes	733,613		701,075		673,135
Deferred revenue	216,205		219,743		225,863
Other noncurrent liabilities	569,841		578,841		666,115
Total liabilities	3,890,439		4,321,037		4,447,145
Other commitments and contingencies (Note 8)
Equity
Common stock, $1 par value, Authorized 480,000 shares, Issued 131,703, 130,200 and 129,989 shares, respectively	131,703		130,200		129,989
Capital in excess of par value	2,719,169		2,611,703		2,598,744
Retained earnings	1,441,742		1,295,834		1,288,054
Accumulated other comprehensive loss	(91,515)		(99,631)		(153,876)
Total equity	4,201,099		3,938,106		3,862,911
Total liabilities and equity	$ 8,091,538		$ 8,259,143		$ 8,310,056

[1] This variable-rate tax-exempt bond matures in November 2022 and is backed by a standby letter of credit.