Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Current Assets:
Cash and cash equivalents	$ 430,714	$ 91,430
Accounts receivable, net of allowances for doubtful accounts	778,372	768,842
Inventory	375,588	441,789
Other current assets	128,876	131,214
Total Current Assets	1,713,550	1,433,275
Property and Equipment, at cost	2,660,788	2,380,888
Less accumulated depreciation	1,354,966	1,191,789
Net Property and Equipment	1,305,822	1,189,099
Other Assets:
Goodwill	331,474	344,018
Investments in unconsolidated affiliates	32,624	37,462
Other non-current assets	128,231	124,646
Total Other Assets	492,329	506,126
Total Assets	3,511,701	3,128,500
Current Liabilities:
Accounts payable	123,688	129,632
Accrued liabilities	490,260	516,628
Income taxes payable	65,189	80,828
Total Current Liabilities	679,137	727,088
Long-term Debt	750,000	0
Other Long-term Liabilities	424,944	357,972
Commitments and Contingencies
Stockholders' Equity:
Common Stock, par value $0.25	27,709	27,709
Additional paid-in capital	229,640	222,402
Treasury stock	(656,917)	(75,736)
Retained earnings	2,240,229	1,921,642
Accumulated other comprehensive income	(183,041)	(52,577)
Total Shareholders' Equity	1,657,620	2,043,440
Total Liabilities and Sharesholders' Equity	$ 3,511,701	$ 3,128,500