CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 435,990	$ 447,766
Short-term investments	16,506	34,036
Accounts receivable, net	453,042	756,320
Inventory, net	176,341	165,587
Assets held for sale	2,530	12,250
Other current assets	164,257	177,604
Total current assets	1,248,666	1,593,563
Property, plant and equipment, net	4,930,549	5,467,870
Goodwill	28,380	183,914
Deferred income taxes	305,844	345,091
Other long-term assets	247,219	263,506
Total assets (1)	6,760,658	7,853,944
Current liabilities:
Current portion of debt		561
Trade accounts payable	295,159	392,843
Accrued liabilities	333,282	417,912
Income taxes payable	14,628	20,761
Current lease liabilities	13,479
Total current liabilities	656,548	832,077
Long-term debt	3,333,220	3,585,884
Other long-term liabilities	292,184	274,485
Deferred income taxes	3,149	6,311
Total liabilities (1)	4,285,101	4,698,757
Commitments and contingencies (Note 15)
Redeemable noncontrolling interest in subsidiary (Note 13)	425,392	404,861
Shareholders' equity:
Preferred shares, par value $0.001 per share: Series A 6% Cumulative Mandatory Convertible; $50 per share liquidation preference; issued 5,613 and 5,750, respectively	6	6
Common shares, par value $0.001 per share: Authorized common shares 800,000; issued 416,198 and 409,652, respectively	416	410
Capital in excess of par value	3,412,972	3,392,937
Accumulated other comprehensive income (loss)	(11,788)	(29,325)
Retained earnings (accumulated deficit)	(104,775)	650,842
Less: treasury shares, at cost, 52,800 and 52,800 common shares, respectively	(1,314,020)	(1,314,020)
Total shareholders' equity	1,982,811	2,700,850
Noncontrolling interest	67,354	49,476
Total equity	2,050,165	2,750,326
Total liabilities and equity	$ 6,760,658	$ 7,853,944