Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 30,170	$ 3,487
Accounts receivable (less provision for doubtful accounts: $6,536 at June 30, 2019 and $8,648 at December 31, 2018)	639,020	1,241,843
Derivative instruments, at fair value	788,366	481,654
Tax receivable	127,387	131,573
Prepaid expenses and other	13,148	111,107
Total current assets	1,598,091	1,969,664
Property, plant and equipment	23,012,706	22,148,012
Less: accumulated depreciation and depletion	5,507,054	4,755,505
Net property, plant and equipment	17,505,652	17,392,507
Intangible assets, net	56,649	77,333
Investment in Equitrans Midstream Corporation	997,316	1,013,002
Other assets	321,639	268,838
Total assets	20,479,347	20,721,344
Current liabilities:
Current portion of debt	4,830	704,390
Accounts payable	850,847	1,059,873
Derivative instruments, at fair value	378,834	336,051
Other current liabilities	298,777	254,687
Total current liabilities	1,533,288	2,355,001
Credit facility borrowings	0	800,000
Term loan borrowings	999,125	0
Senior Notes	3,886,249	3,882,932
Note payable to EQM Midstream Partners, LP	107,592	110,059
Deferred income taxes	1,897,455	1,823,381
Other liabilities and credits	807,163	791,742
Total liabilities	9,230,872	9,763,115
Shareholders’ equity:
Common stock, no par value, authorized 320,000 shares, shares issued: 257,225 at September 30, 2018 and 267,871 at December 31, 2017	7,807,740	7,828,554
Treasury stock, shares at cost: 2,799 at September 30, 2018 (including 299 held in rabbi trust) and 3,551 at December 31, 2017 (including 253 held in rabbi trust)	(39,310)	(49,194)
Retained earnings	3,485,711	3,184,275
Accumulated other comprehensive loss	(5,666)	(5,406)
Total equity	11,248,475	10,958,229
Total liabilities and equity	$ 20,479,347	$ 20,721,344