CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 436,675	$ 501,149
Short-term investments	33,222	35,020
Assets held for sale	136,677	146,467
Accounts receivable, net	908,563	1,517,503
Inventory	183,775	230,067
Deferred income taxes		118,230
Other current assets	270,243	193,438
Total current assets	1,969,155	2,741,874
Long-term investments and other receivables	2,617	2,806
Property, plant and equipment, net	7,405,441	8,599,125
Goodwill	139,756	173,928
Investment in unconsolidated affiliates	676,234	58,251
Other long-term assets	324,080	303,958
Total assets	10,517,283	11,879,942
Current liabilities:
Current portion of debt	66,359	6,190
Trade accounts payable	363,058	780,060
Accrued liabilities	773,287	728,004
Income taxes payable	20,049	53,221
Total current liabilities	1,222,753	1,567,475
Long-term debt	3,691,357	4,348,859
Other long-term liabilities	626,511	601,816
Deferred income taxes	37,287	443,003
Total liabilities	$ 5,577,908	$ 6,961,153
Commitments and contingencies (Note 11)
Shareholders' equity:
Common shares, par value $0.001 per share: Authorized common shares 800,000; issued 330,643 and 328,196, respectively	$ 331	$ 328
Capital in excess of par value	2,476,132	2,452,261
Accumulated other comprehensive income	25,156	77,522
Retained earnings	3,625,005	3,573,172
Less: treasury shares, at cost, 38,788 common shares	(1,194,664)	(1,194,664)
Total shareholders' equity	4,931,960	4,908,619
Noncontrolling interest	7,415	10,170
Total equity	4,939,375	4,918,789
Total liabilities and equity	$ 10,517,283	$ 11,879,942

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.