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Earnings (Loss) Per Share - Schedule of Weighted-Average Number of Shares Outstanding (Details) - shares shares in Thousands | 3 Months Ended
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Mar. 31, 2018 | Mar. 31, 2017
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items] |  |
Basic weighted average common shares outstanding (in shares) | 290,105 | 233,068
Diluted weighted average common shares outstanding (in shares) | 291,738 | 237,900
Stock Awards and PSUs [Member] |  |
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items] |  |
Dilution effect of stock awards at end of period (in shares) | 1,633 | 3,238
Convertible Debt [Member] |  |
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items] |  |
Dilution effect of stock awards at end of period (in shares) | 0 | 1,594

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- Definition The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 16 -URI http://asc.fasb.org/extlink&oid=96947427&loc=d3e1505-109256 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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- Definition Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=96947427&loc=d3e1448-109256 + Details
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