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v3.7.0.1

Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2017 | Jun. 30, 2016 | Jun. 30, 2017 | Jun. 30, 2016
Net income (loss) | $ 41,215 | $ (229,804) | $ 78,539 | $ (215,974)
Net unrealized gain on derivative instruments qualifying as hedges: |  |  |  |
Reclassification adjustment for loss on derivative instruments included in net income (loss), net of tax of $56 and $56 for the three months ended and $112 and $114 for the six months ended in 2017 and 2016, respectively | 92 | 91 | 183 | 183
Postretirement liability adjustment: |  |  |  |
Amortization of postretirement liability (gains) losses included in net periodic benefit cost (credit), net of tax of $190 and $150 for the three months ended and $406 and $(819) for the six months ended in 2017 and 2016, respectively | 312 | 248 | 669 | (1,347)
Reclassification of postretirement liability adjustment from regulatory asset, net of tax of $0 and $0 for the three months ended and $(725) and $0 in 2017 and 2016, respectively | 0 | 0 | (917) | 0
Postretirement liability adjustment | 312 | 248 | (248) | (1,347)
Foreign currency translation adjustment: |  |  |  |
Foreign currency translation adjustment recognized during the period, net of tax of $(9) and $19 for the three months ended and $(3) and $33 for the six months ended in 2017 and 2016, respectively | (15) | 31 | (6) | 56
Net unrealized gain on available-for-sale investments: |  |  |  |
Net unrealized loss on available-for-sale investments arising during the period, net of tax of $(13) and $(16) for the three months ended and $(28) and $(10) for the six months ended in 2017 and 2016, respectively | (24) | (30) | (51) | (19)
Reclassification adjustment for loss on available-for-sale investments included in net income (loss), net of tax of $17 and $19 for the three months ended and $36 and $37 for the six months ended in 2017 and 2016, respectively | 31 | 36 | 66 | 69
Net unrealized gain on available-for-sale investments | 7 | 6 | 15 | 50
Other comprehensive income (loss) | 396 | 376 | (56) | (1,058)
Comprehensive income (loss) | 41,611 | (229,428) | 78,483 | (217,032)
Loss from discontinued operations attributable to noncontrolling interest | 0 | (120,651) | 0 | (131,691)
Comprehensive income (loss) attributable to common stockholders | $ 41,611 | $ (108,777) | $ 78,483 | $ (85,341)

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