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Consolidated Statements of Comprehensive Income - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Net income (loss) | $ 149.8 | $ (88.1) | $ (75.4)
Other comprehensive income (loss), net of tax |  |  |
Foreign currency translation adjustment | 8.8 | (21.4) | (14.5)
Unrealized gain (losses) on securities, net of reversals | (0.6) | 0.7 | 0.6
Defined benefit pension and post retirement plans: |  |  |
Change benefit obligations, translation adjustment | (0.5) | 1.2 | 0.7
Prior service cost | 0.0 | 0.0 | (6.1)
Net gain (loss) | (2.9) | (0.4) | (26.7)
Amortization of actuarial loss, net of tax | 3.5 | 4.6 | 3.4
Amortization of prior service cost, net of tax | 0.3 | 0.3 | 0.0
Other | 0.3 | 0.2 | 0.5
Other comprehensive income (loss), net of tax | 8.9 | (14.8) | (42.1)
Comprehensive income (loss) | $ 158.7 | $ (102.9) | $ (117.5)

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