Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Current Assets:
Cash and cash equivalents	$ 190,630	$ 430,714
Accounts receivable, net of allowances for doubtful accounts	795,891	778,372
Inventory	376,950	375,588
Other current assets	156,529	128,876
Total Current Assets	1,520,000	1,713,550
Property and Equipment, at cost	2,758,145	2,660,788
Less accumulated depreciation	1,447,934	1,354,966
Net Property and Equipment	1,310,211	1,305,822
Other Assets:
Goodwill	435,610	331,474
Investments in unconsolidated affiliates	32,164	32,624
Other non-current assets	170,349	121,470
Total Other Assets	638,123	485,568
Total Assets	3,468,334	3,504,940
Current Liabilities:
Accounts payable	135,779	123,688
Accrued liabilities	469,088	490,260
Income taxes payable	58,119	65,189
Total Current Liabilities	662,986	679,137
Long-term Debt	792,917	743,009
Other Long-term Liabilities	$ 414,267	$ 425,024
Commitments and Contingencies
Stockholders' Equity:
Common Stock	$ 27,709	$ 27,709
Additional paid-in capital	220,565	229,640
Treasury stock, at cost	(743,852)	(656,917)
Retained earnings	2,321,579	2,240,229
Accumulated other comprehensive income	(227,837)	(182,891)
Total Shareholders' Equity	1,598,164	1,657,770
Total Liabilities and Sharesholders' Equity	$ 3,468,334	$ 3,504,940