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Earnings (Loss) Per Share - Schedule of Weighted-Average Number of Shares Outstanding (Details) - shares
shares in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]        
Basic weighted average common shares outstanding (in shares) 233,283 176,984 233,176 169,953
Diluted weighted average common shares outstanding (in shares) 234,917 176,984 236,281 169,953
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) 1,634 0 3,105 0