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v3.3.1.900

Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Net income (loss) | $ (657,691) | $ 294,338 | $ 278,570
Net unrealized gain (loss) on derivative instruments qualifying as hedges: |  |  |
Net unrealized loss on derivative instruments arising during the period, net of tax of $0, $0 and $(3,116) in 2015, 2014 and 2013, respectively | 0 | 0 | (5,594)
Reclassification adjustment for loss on derivative instruments included in net income (loss), net of tax of $233, $240 and $339 in 2015, 2014 and 2013, respectively | 404 | 399 | 727
Reclassification adjustment for (gain) loss on derivative instruments included in income (loss) from discontinued operations, net of tax of $0, $173 and $(2,887) in 2015, 2014 and 2013, respectively | 0 | 295 | (4,916)
Net unrealized gain (loss) on derivative instruments qualifying as hedges | 404 | 694 | (9,783)
Postretirement liability adjustment: |  |  |
Postretirement liability gains (losses) arising during the period, net of tax of $(55), $(7,665) and $11,818 in 2015, 2014 and 2013, respectively | (88) | (12,409) | 18,539
Amortization of postretirement liability losses included in net periodic benefit cost (credit), net of tax of $1,128, $492 and $1,276 in 2015, 2014 and 2013, respectively | 1,794 | 796 | 2,001
Reclassification of postretirement liability adjustment to regulatory asset, net of tax of $1,416, $4,509 and $0 in 2015, 2014 and 2013, respectively | 2,255 | 7,202 | 0
Postretirement liability adjustment | 3,961 | (4,411) | 20,540
Foreign currency translation adjustment: |  |  |
Foreign currency translation adjustment recognized during the period, net of tax of $(105), $(99) and $(177) in 2015, 2014 and 2013, respectively | (173) | (162) | (299)
Reclassification adjustment for loss on foreign currency translation adjustment included in net income (loss), net of tax of $490, $0 and $70 in 2015, 2014 and 2013, respectively | 802 | 0 | 143
Foreign currency translation adjustment | 629 | (162) | (156)
Net unrealized loss on available-for-sale investments: |  |  |
Net unrealized loss on available-for-sale investments arising during the period, net of tax of $(91), $(83) and $(105) in 2015, 2014 and 2013, respectively | (170) | (154) | (194)
Reclassification adjustment for loss on available-for-sale investments included in net income (loss), net of tax of $70, $73 and $59 in 2015, 2014 and 2013, respectively | 131 | 135 | 109
Net unrealized loss on available-for-sale investments | (39) | (19) | (85)
Other comprehensive income (loss) | 4,955 | (3,898) | 10,516
Comprehensive income (loss) | (652,736) | 290,440 | 289,086
Comprehensive loss attributable to noncontrolling interest | (35,256) | (3,895) | (363)
Comprehensive income (loss) attributable to common stockholders | $ (617,480) | $ 294,335 | $ 289,449

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