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Reportable Business Segments (Net Sales and Segment Profit (Loss) and Reconciliation to Income from Continuing Operations) (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2017 | Sep. 30, 2017 | Jun. 30, 2017 | Mar. 31, 2017 | Dec. 31, 2016 | Sep. 30, 2016 | Jun. 30, 2016 | Mar. 31, 2016 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Net Sales |  |  |  |  |  |  |  |  |  |  |
Net Sales | $ 891,800,000 | $ 1,052,300,000 | $ 1,102,100,000 | $ 793,400,000 | $ 897,300,000 | $ 1,010,000,000 | $ 1,019,200,000 | $ 715,200,000 | $ 3,839,600,000 | $ 3,641,600,000 | $ 3,467,400,000
Segment Profit (Loss) |  |  |  |  |  |  |  |  |  |  |
Subtotal segment profit |  |  |  |  |  |  |  |  | (514,600,000) | (469,600,000) | (377,600,000)
Reconciliation to Operating income: |  |  |  |  |  |  |  |  |  |  |
Special product quality adjustments |  |  |  |  |  |  |  |  | 5,400,000 | (400,000) | (2,200,000)
Items in (Gains) Losses and other expenses, net that are excluded from segment profit (loss) |  |  |  |  |  |  |  |  | 11,500,000 | 7,400,000 | 15,600,000
Restructuring charges |  |  |  |  |  |  |  |  | 3,200,000 | 1,800,000 | 3,200,000
Pension settlement |  |  |  |  |  |  |  |  | 0 | 31,400,000 | 0
Goodwill impairment |  |  |  |  |  |  |  |  | 0 | 0 | 5,500,000
Asset impairment |  |  |  |  |  |  |  |  | 0 | 0 | 44,500,000
One time inventory write down |  |  |  |  |  |  |  |  | 0 | 0 | 5,600,000
Operating income |  |  |  |  |  |  |  |  | 494,500,000 | 429,400,000 | 305,400,000
Revenue from transactions with major customers |  |  |  |  |  |  |  |  | $ 0 | $ 0 | $ 0
Minimum percentage of consolidated net sales from single customer |  |  |  |  |  |  |  |  | 10.00% | 10.00% | 10.00%
Residential Heating & Cooling [Member] |  |  |  |  |  |  |  |  |  |  |
Net Sales |  |  |  |  |  |  |  |  |  |  |
Net Sales |  |  |  |  |  |  |  |  | $ 2,140,400,000 | $ 2,000,800,000 | $ 1,866,900,000
Segment Profit (Loss) |  |  |  |  |  |  |  |  |  |  |
Subtotal segment profit |  |  |  |  |  |  |  |  | (373,900,000) | (348,800,000) | (278,400,000)
Commercial Heating & Cooling [Member] |  |  |  |  |  |  |  |  |  |  |
Net Sales |  |  |  |  |  |  |  |  |  |  |
Net Sales |  |  |  |  |  |  |  |  | 973,800,000 | 917,900,000 | 887,200,000
Segment Profit (Loss) |  |  |  |  |  |  |  |  |  |  |
Subtotal segment profit |  |  |  |  |  |  |  |  | (157,300,000) | (149,300,000) | (130,400,000)
Refrigeration [Member] |  |  |  |  |  |  |  |  |  |  |
Net Sales |  |  |  |  |  |  |  |  |  |  |
Net Sales |  |  |  |  |  |  |  |  | 725,400,000 | 722,900,000 | 713,300,000
Segment Profit (Loss) |  |  |  |  |  |  |  |  |  |  |
Subtotal segment profit |  |  |  |  |  |  |  |  | (72,600,000) | (68,900,000) | (52,900,000)
Corporate & other [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Profit (Loss) |  |  |  |  |  |  |  |  |  |  |
Subtotal segment profit |  |  |  |  |  |  |  |  | $ (89,200,000) | $ (97,400,000) | $ (84,100,000)

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