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SHAREHOLDERS' EQUITY (Details) - USD ($) shares in Millions, $ in Millions | 3 Months Ended | 35 Months Ended |
--- | --- | --- | ---
Mar. 31, 2017 | Mar. 31, 2016 | Mar. 31, 2017 | Apr. 24, 2014
Stockholders' Equity Note [Abstract] |  |  |  |
Authorized share repurchase program (in shares) |  |  |  | 8.0
Common stock repurchased and retired (in shares) | 0.0 | 0.0 |  |
Stock Repurchased and Retired During Period, Value | $ 0.0 | $ 0.0 |  |
Total repurchased shares under this program (in shares) |  |  | 1.9 |
Remaining shares authorized to be purchased (in shares) | 6.1 |  | 6.1 |
Stock options exercised | 0.5 |  |  |
Total value of stock options exercised | $ 8.8 |  |  |
Foreign Currency Translation Adjustment [Roll Forward] |  |  |  |
Beginning Balance | (24.1) | (12.1) |  |
Unrealized Gain (Loss), before Reclassification Adjustments and Tax | 8.3 | 24.0 |  |
Reclassification Adjustments into Income | 0.0 | 0.0 |  |
Tax Benefit (Provision) | (2.3) | (8.5) |  |
Net Change in Foreign Currency Translation Adjustment | 6.0 | 15.5 |  |
Ending Balance | (18.1) | 3.4 | $ (18.1) |
Unrealized Gains (Losses) on Derivative Contracts (net of taxes) [Roll Forward] |  |  |  |
Beginning Balance | 12.8 | (6.9) |  |
Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax | (3.1) | 1.1 |  |
Reclassification Adjustment from AOCI on Derivatives, before Tax | (0.1) | 3.7 |  |
Derivatives Qualifying as Hedges, Tax | 1.2 | (1.8) |  |
Net Change in Derivatives Qualifying as Hedges, Net of Tax | (2.0) | 3.0 |  |
Ending Balance | 10.8 | (3.9) | 10.8 |
Pension and Postretirement Benefits (net of taxes) [Roll Forward] |  |  |  |
Beginning Balance | (498.7) | (473.5) |  |
Pension and Other Postretirement Benefit Plans, Adjustment, before Reclassification Adjustments and Tax | 0.0 | 0.0 |  |
Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, before Tax | 6.6 | 6.1 |  |
Deferred Tax Benefit (Provision) on Pension and Other Postretirement Benefit Plans | (2.7) | (2.3) |  |
Net Change in Pension and Other Postretirement Benefit Plans, Net of Tax | 3.9 | 3.8 |  |
Ending Balance | (494.8) | (469.7) | (494.8) |
Accumulated Other Comprehensive Loss [Roll Forward] |  |  |  |
Beginning Balance | (510.0) | (492.5) |  |
Other Comprehensive Income (Loss), Net Gain (Loss) Recognized, Before Tax | 5.2 | 25.1 |  |
Reclassification Adjustment from AOCI, Before Tax | 6.5 | 9.8 |  |
Other Comprehensive Income (Loss), Tax | (3.8) | (12.6) |  |
Other Comprehensive Income (Loss), Net of Tax | 7.9 | 22.3 |  |
Ending Balance | $ (502.1) | $ (470.2) | $ (502.1) |

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- Definition Number of share options (or share units) exercised during the current period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.28,29) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30 -Article 5 + Details
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- Definition Value of stock issued as a result of the exercise of stock options. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29-31) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 + Details
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- Definition Number of shares that have been repurchased and retired during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30 -Article 5 + Details
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- Definition Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30, 31 -Article 5 + Details
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