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SHAREHOLDERS' EQUITY AND LONG-TERM INCENTIVE COMPENSATION (Details 5) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Apr. 02, 2016 | Mar. 28, 2015 | Dec. 31, 2015 | Dec. 31, 2014
Components of accumulated other comprehensive income (loss) |  |  |  |  |  |  |  |  |
Equity, beginning of period |  | $ 308.3 |  | $ 1,811.9 |  | $ 1,811.9 |  |  |
Equity, end of period |  | 285.3 |  | 1,678.5 |  | 308.3 |  | $ 1,811.9 |
Pension and postretirement liability adjustment and other, tax (provision) benefit |  | 0.0 |  | 0.0 |  |  |  |  |
Accumulated Other Comprehensive Income (Loss) |  |  |  |  |  |  |  |  |
Components of accumulated other comprehensive income (loss) |  |  |  |  |  |  |  |  |
Equity, beginning of period |  | 283.3 |  | 62.6 |  | 62.6 |  |  |
Other comprehensive income (loss) before reclassifications |  | 1.5 |  | (131.0) |  |  |  |  |
Amounts reclassified from accumulated other comprehensive income (loss) |  | (39.2) | [1] | 0.4 |  |  |  |  |
Current-period other comprehensive income (loss) |  | (37.7) |  | (130.6) |  |  |  |  |
Equity, end of period |  | 245.6 |  | (68.0) |  | 283.3 |  | 62.6 |
Foreign Currency Translation Adjustment |  |  |  |  |  |  |  |  |
Components of accumulated other comprehensive income (loss) |  |  |  |  |  |  |  |  |
Equity, beginning of period |  | 280.6 |  | 59.0 |  | 59.0 |  |  |
Other comprehensive income (loss) before reclassifications |  | 1.7 |  | (131.1) |  |  |  |  |
Amounts reclassified from accumulated other comprehensive income (loss) |  | (40.4) | [1] | 0.0 |  |  |  |  |
Current-period other comprehensive income (loss) |  | (38.7) |  | (131.1) |  |  |  |  |
Equity, end of period |  | 241.9 |  | (72.1) |  | 280.6 |  | 59.0 |
Foreign Currency Translation Adjustment | Disposal Group, Disposed of by Sale, Not Discontinued Operations | Dry Cooling Business | Gain on Sale of Dry Cooling Business |  |  |  |  |  |  |  |  |
Components of accumulated other comprehensive income (loss) |  |  |  |  |  |  |  |  |
Amounts reclassified from accumulated other comprehensive income (loss) | [2] | (40.4) |  |  |  |  |  |  |
Net Unrealized Gains (Losses) on Qualifying Cash Flow Hedges |  |  |  |  |  |  |  |  |
Components of accumulated other comprehensive income (loss) |  |  |  |  |  |  |  |  |
Equity, beginning of period |  | (1.8) | [2] | (1.3) | [3] | (1.3) | [3] |  |
Other comprehensive income (loss) before reclassifications |  | (0.2) | [2] | 0.1 | [3] |  |  |  |
Amounts reclassified from accumulated other comprehensive income (loss) |  | 1.4 | [1],[2] | 0.6 | [3] |  |  |  |
Current-period other comprehensive income (loss) |  | 1.2 | [2] | 0.7 | [3] |  |  |  |
Equity, end of period |  | (0.6) | [2] | (0.6) | [3] | (1.8) | [2] | (1.3) | [3]
Net unrealized gains (losses) on qualifying cash flow hedges, tax |  | 0.4 |  | 0.5 |  | 0.8 |  | 1.1 |
Pension and Postretirement Liability Adjustment |  |  |  |  |  |  |  |  |
Components of accumulated other comprehensive income (loss) |  |  |  |  |  |  |  |  |
Equity, beginning of period |  | 4.5 | [4] | 4.9 | [5] | 4.9 | [5] |  |
Other comprehensive income (loss) before reclassifications |  | 0.0 | [4] | 0.0 | [5] |  |  |  |
Amounts reclassified from accumulated other comprehensive income (loss) |  | (0.2) | [1],[4] | (0.2) | [5] |  |  |  |
Current-period other comprehensive income (loss) |  | (0.2) | [4] | (0.2) | [5] |  |  |  |
Equity, end of period |  | $ 4.3 | [4] | 4.7 | [5] | 4.5 | [4] | 4.9 | [5]
Pension and postretirement liability adjustment and other, tax (provision) benefit |  |  |  | $ 3.0 |  | $ (3.1) |  | $ 3.0 |
[1] | In connection with the sale of our dry cooling business, we reclassified $40.4 of other comprehensive income related to foreign currency translation to “Gain on sale of dry cooling business.
[2] | Net of tax benefit of $0.4 and $0.8 as of April 2, 2016 and December 31, 2015, respectively.
[3] | Net of tax benefit of $0.5 and $1.1 as of March 28, 2015 and December 31, 2014, respectively.
[4] | Net of tax provision of $3.1 as of April 2, 2016 and December 31, 2015. The balances as of April 2, 2016 and December 31, 2015 represent net unamortized prior service credits.
[5] | Net of tax provision of $3.0 as of March 28, 2015 and December 31, 2014. The balances as of March 28, 2015 and December 31, 2014 include net unamortized prior service credits.

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