Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Current Assets:
Cash and cash equivalents	$ 49,087	$ 44,892
Accounts receivable, net	763,878	523,276
Inventories, net	649,716	663,035
Other current assets	115,717	134,613
Total Current Assets	1,578,398	1,365,816
Property, plant and equipment	8,476,830	8,294,963
Allowances for depreciation, depletion and amortization	(3,344,683)	(3,137,734)
Net property, plant and equipment	5,132,147	5,157,229
Goodwill	2,396,955	2,399,118
Other intangibles, net	491,623	501,282
Operating lease right-of-use assets	484,853
Other noncurrent assets	139,509	127,974
Total Assets	10,223,485	9,551,419
Current Liabilities:
Accounts payable	238,559	210,808
Accrued salaries, benefits and payroll taxes	56,837	51,434
Pension and postretirement benefits	9,064	9,942
Accrued insurance and other taxes	67,127	63,543
Current maturities of long-term debt and short-term facilities	190,044	390,042
Operating lease liabilities	51,751
Other current liabilities	75,600	60,981
Total Current Liabilities	688,982	786,750
Long-term debt	2,732,815	2,730,439
Pension, postretirement and postemployment benefits	100,076	134,469
Deferred income taxes, net	725,096	705,564
Noncurrent operating lease liabilities	436,698
Other noncurrent liabilities	235,380	244,785
Total Liabilities	4,919,047	4,602,007
Equity:
Common stock, par value $0.01 per share	624	624
Preferred stock, par value $0.01 per share
Additional paid-in capital	3,414,466	3,396,059
Accumulated other comprehensive loss	(134,765)	(143,579)
Retained earnings	2,021,647	1,693,259
Total Shareholders' Equity	5,301,972	4,946,363
Noncontrolling interests	2,466	3,049
Total Equity	5,304,438	4,949,412
Total Liabilities and Equity	$ 10,223,485	$ 9,551,419