Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Interest Rate Fair Value Hedge Asset at Fair Value	$ 1,909
Current Assets:
Cash and cash equivalents	385,235	$ 430,714
Accounts receivable, net of allowances for doubtful accounts	612,785	778,372
Inventory	328,453	375,588
Other current assets	191,020	128,876
Total Current Assets	1,517,493	1,713,550
Property and Equipment, at cost	2,772,580	2,660,788
Less accumulated depreciation	1,505,849	1,354,966
Net Property and Equipment	1,266,731	1,305,822
Other Assets:
Goodwill	426,872	331,474
Investments in unconsolidated affiliates	49,144	32,624
Other non-current assets	218,440	154,094
Total Other Assets	645,312	485,568
Total Assets	3,429,536	3,504,940
Current Liabilities:
Accounts payable	118,277	123,688
Accrued liabilities	477,284	490,260
Income taxes payable	20,395	65,189
Total Current Liabilities	615,956	679,137
Long-term Debt	795,836	743,469
Other Long-term Liabilities	$ 439,010	$ 424,863
Commitments and Contingencies
Stockholders' Equity:
Common Stock, par value $0.25	$ 27,709	$ 27,709
Additional paid-in capital	230,179	229,640
Treasury stock	(743,577)	(656,917)
Retained earnings	2,364,786	2,240,229
Accumulated other comprehensive income	(300,363)	(183,190)
Total Shareholders' Equity	1,578,734	1,657,471
Total Liabilities and Sharesholders' Equity	$ 3,429,536	$ 3,504,940