Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Statement of Comprehensive Income [Abstract]        
Net loss $ (48,376) $ (11,050) $ (60,521) $ (55,744)
Other comprehensive loss:        
Foreign currency translation, net of tax provision of $3,656, zero, $3,656 and zero, respectively 8,230 (1,768) 17,979 9,874
Derivative activity:        
Effective portion of change in fair market value of derivatives, net of tax (provision) benefit of ($1,285), $198, ($1,344) and $4,300, respectively 1,920 (329) (2,498) (30,990)
Reclassification from Accumulated Other Comprehensive Income, Current Period, Termination of Derivative, Net of Tax 2,207 0 2,207 0
Other reclassifications to net loss, net of tax impact of $351, $284, $838 and $867, respectively 2,540 2,736 7,023 8,359
Total change in effective portion of change in fair market value of derivatives 6,667 2,407 6,732 (22,631)
Proportionate share of equity investee’s derivative activity:        
Effective portion of change in fair market value of derivatives, net of tax (provision) benefit of ($2,075), $244, ($2,360) and $4,213, respectively 5,756 (676) 6,546 (11,684)
Reclassifications to net loss, net of tax impact of $672, $70, $2,333 and $992, respectively 1,863 195 6,471 2,752
Total change in effective portion of change in fair market value of derivatives 7,619 (481) 13,017 (8,932)
Total other comprehensive income (loss), net of tax 22,516 158 37,728 (21,689)
Comprehensive loss (25,860) (10,892) (22,793) (77,433)
Less comprehensive loss attributable to noncontrolling interest:        
Net loss attributable to noncontrolling interest (18,548) (7,037) (50,566) (24,838)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Noncontrolling Interest (718) 0 (718) 0
Derivative activity:        
Effective portion of change in fair market value of derivatives, net of tax (provision) benefit of ($267), ($35), ($166) and $472, respectively 763 164 489 (1,206)
Reclassifications to net loss, net of tax impact of $86, $39, $148 and $126, respectively 244 106 411 341
Total change in effective portion of change in fair market value of derivatives 1,007 270 900 (865)
Comprehensive loss attributable to noncontrolling interest (18,259) (6,767) (50,384) (25,703)
Comprehensive (loss) income attributable to Pattern Energy $ (7,601) $ (4,125) $ 27,591 $ (51,730)