Revenue Recognition, Disaggregation of Revenue (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended | |
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2021 | Dec. 31, 2020 | Mar. 31, 2021 |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | $ 502.2 | $ 484.3 | $ 1,475.7 | $ 1,293.5 | |
Contract Balances [Abstract] | | | | | |
Contract assets | 18 | | 18 | | $ 5.7 |
Contract liabilities | 9.9 | | 9.9 | | 5.6 |
Increase in contract assets | | | 12.3 | | |
Increase in contract liabilities | | | 4.3 | | |
Products Transferred at a Point in Time [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 489.8 | 480.6 | 1,444.5 | 1,274.2 | |
Products Transferred Over Time [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 22.6 | 17.5 | 68.8 | 52.3 | |
Americas [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 267.1 | 234.5 | 772.3 | 617.9 | |
Europe [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 184.1 | 192.5 | 563.4 | 513.3 | |
Asia [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 61.2 | 71.1 | 177.6 | 195.3 | |
Commercial HVAC&R [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 195.7 | 166 | 569.9 | 457.9 | |
Data Center Cooling [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 24.2 | 12.6 | 59.7 | 46.7 | |
Industrial Cooling [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 16.9 | 17.5 | 50.9 | 53.2 | |
Commercial Vehicle [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 80.8 | 72.5 | 244.6 | 186.2 | |
Off-Highway [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 81.7 | 69.1 | 241 | 182.1 | |
Automotive and Light Vehicle [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 87.8 | 134.2 | 267.5 | 327.2 | |
Liquid-Cooled Automotive Business [Member] | Held for Sale [Member] | | | | | |
Contract Balances [Abstract] | | | | | |
Contract assets | | | | | 7.1 |
Contract liabilities | | | | | $ 2.9 |
Other [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 25.3 | 26.2 | 79.7 | 73.2 | |
Segment Total [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 512.4 | 498.1 | 1,513.3 | 1,326.5 | |
BHVAC [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 90.6 | 73.7 | 234.7 | 196.3 | |
BHVAC [Member] | Products Transferred at a Point in Time [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 86.6 | 73.3 | 226 | 190.6 | |
BHVAC [Member] | Products Transferred Over Time [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 4 | 0.4 | 8.7 | 5.7 | |
BHVAC [Member] | Americas [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 55 | 45 | 131.6 | 109.5 | |
BHVAC [Member] | Europe [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 35.6 | 28.7 | 103.1 | 86.8 | |
BHVAC [Member] | Asia [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 0 | 0 | 0 | 0 | |
BHVAC [Member] | Commercial HVAC&R [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 66.1 | 60.9 | 173.4 | 148.9 | |
BHVAC [Member] | Data Center Cooling [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 24.2 | 12.6 | 59.7 | 46.7 | |
BHVAC [Member] | Industrial Cooling [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 0 | 0 | 0 | 0 | |
BHVAC [Member] | Commercial Vehicle [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 0 | 0 | 0 | 0 | |
BHVAC [Member] | Off-Highway [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 0 | 0 | 0 | 0 | |
BHVAC [Member] | Automotive and Light Vehicle [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 0 | 0 | 0 | 0 | |
BHVAC [Member] | Other [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 0.3 | 0.2 | 1.6 | 0.7 | |
CIS [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 148.6 | 124.9 | 456.2 | 369.6 | |
CIS [Member] | Products Transferred at a Point in Time [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 138.6 | 115.8 | 421.8 | 341.4 | |
CIS [Member] | Products Transferred Over Time [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 10 | 9.1 | 34.4 | 28.2 | |
CIS [Member] | Americas [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 79.4 | 66.8 | 244.7 | 194.8 | |
CIS [Member] | Europe [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 63.1 | 47.9 | 189.4 | 139.4 | |
CIS [Member] | Asia [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 6.1 | 10.2 | 22.1 | 35.4 | |
CIS [Member] | Commercial HVAC&R [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 129.6 | 105.1 | 396.5 | 309 | |
CIS [Member] | Data Center Cooling [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 0 | 0 | 0 | 0 | |
CIS [Member] | Industrial Cooling [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 16.9 | 17.5 | 50.9 | 53.2 | |
CIS [Member] | Commercial Vehicle [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 0 | 0 | 0 | 0 | |
CIS [Member] | Off-Highway [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 0 | 0 | 0 | 0 | |
CIS [Member] | Automotive and Light Vehicle [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 0 | 0 | 0 | 0 | |
CIS [Member] | Other [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 2.1 | 2.3 | 8.8 | 7.4 | |
HDE [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 200.8 | 185.6 | 598.4 | 474.7 | |
HDE [Member] | Products Transferred at a Point in Time [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 192.2 | 177.6 | 572.7 | 456.3 | |
HDE [Member] | Products Transferred Over Time [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 8.6 | 8 | 25.7 | 18.4 | |
HDE [Member] | Americas [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 124.7 | 107.9 | 371 | 274.4 | |
HDE [Member] | Europe [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 36.2 | 35 | 112.8 | 91.2 | |
HDE [Member] | Asia [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 39.9 | 42.7 | 114.6 | 109.1 | |
HDE [Member] | Commercial HVAC&R [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 0 | 0 | 0 | 0 | |
HDE [Member] | Data Center Cooling [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 0 | 0 | 0 | 0 | |
HDE [Member] | Industrial Cooling [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 0 | 0 | 0 | 0 | |
HDE [Member] | Commercial Vehicle [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 77.7 | 67 | 233.8 | 174.8 | |
HDE [Member] | Off-Highway [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 80.6 | 68.3 | 237.5 | 179.8 | |
HDE [Member] | Automotive and Light Vehicle [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 21.1 | 28.8 | 61.9 | 69.8 | |
HDE [Member] | Other [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 21.4 | 21.5 | 65.2 | 50.3 | |
Automotive [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 72.4 | 113.9 | 224 | 285.9 | |
Automotive [Member] | Products Transferred at a Point in Time [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 72.4 | 113.9 | 224 | 285.9 | |
Automotive [Member] | Products Transferred Over Time [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 0 | 0 | 0 | 0 | |
Automotive [Member] | Americas [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 8 | 14.8 | 25 | 39.2 | |
Automotive [Member] | Europe [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 49.2 | 80.9 | 158.1 | 195.9 | |
Automotive [Member] | Asia [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 15.2 | 18.2 | 40.9 | 50.8 | |
Automotive [Member] | Commercial HVAC&R [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 0 | 0 | 0 | 0 | |
Automotive [Member] | Data Center Cooling [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 0 | 0 | 0 | 0 | |
Automotive [Member] | Industrial Cooling [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 0 | 0 | 0 | 0 | |
Automotive [Member] | Commercial Vehicle [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 3.1 | 5.5 | 10.8 | 11.4 | |
Automotive [Member] | Off-Highway [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 1.1 | 0.8 | 3.5 | 2.3 | |
Automotive [Member] | Automotive and Light Vehicle [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | 66.7 | 105.4 | 205.6 | 257.4 | |
Automotive [Member] | Other [Member] | | | | | |
Disaggregation of Revenue [Abstract] | | | | | |
Net sales | $ 1.5 | $ 2.2 | $ 4.1 | $ 14.8 | |