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Revenue Recognition (Revenue by Business Segment by Geography) (Details) - USD ($) | 3 Months Ended
--- | ---
Mar. 31, 2020 | Mar. 31, 2019 | Dec. 31, 2018
Disaggregation of Revenue [Line Items] |  |  |
Contract with Customer, Liability, Revenue Recognized | $ 1,500,000 |  | $ 1,100,000
Revenue, Net | 723,800,000 | $ 790,300,000 |
Residential Heating and Cooling [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue, Net | 442,100,000 | 465,600,000 |
Commercial Heating and Cooling [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue, Net | 178,400,000 | 173,300,000 |
Refrigeration [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue, Net | 103,300,000 | 151,400,000 |
Equipment Sales [Member] | Commercial Heating and Cooling [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 0.84 | 0.83 |
International [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue, Net | 44,000,000.0 | 59,200,000 |
International [Member] | Residential Heating and Cooling [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue, Net | 0 | 0 |
International [Member] | Commercial Heating and Cooling [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue, Net | 200,000 | 100,000 |
International [Member] | Refrigeration [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue, Net | 43,800,000 | 59,100,000 |
CANADA |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue, Net | 46,800,000 | 49,000,000.0 |
CANADA | Residential Heating and Cooling [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue, Net | 29,700,000 | 32,400,000 |
CANADA | Commercial Heating and Cooling [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue, Net | 17,100,000 | 15,900,000 |
CANADA | Refrigeration [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue, Net | 0 | 700,000 |
UNITED STATES |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue, Net | 633,000,000.0 | 682,100,000 |
UNITED STATES | Residential Heating and Cooling [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue, Net | 412,400,000 | 433,200,000 |
UNITED STATES | Commercial Heating and Cooling [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue, Net | 161,100,000 | 157,300,000 |
UNITED STATES | Refrigeration [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue, Net | $ 59,500,000 | $ 91,600,000 |

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- Definition Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130549-203045 + Details
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- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130543-203045 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045 + Details
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- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8933-108599 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(1)) -URI http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227 + Details
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