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v3.21.1

Goodwill (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Mar. 31, 2021 | Mar. 31, 2020
Goodwill [Roll Forward] |  |
Beginning balance | $ 166.1 | $ 168.5
Impairment charge |  | (0.5)
Effect of exchange rate changes | 4.6 | (1.9)
Ending balance | 170.7 | 166.1
BHVAC [Member] |  |
Goodwill [Roll Forward] |  |
Beginning balance | 13.5 | 14.1
Impairment charge |  | 0.0
Effect of exchange rate changes | 1.3 | (0.6)
Ending balance | 14.8 | 13.5
CIS [Member] |  |
Goodwill [Roll Forward] |  |
Beginning balance | 152.6 | 153.9
Impairment charge |  | 0.0
Effect of exchange rate changes | 3.3 | (1.3)
Ending balance | 155.9 | 152.6
Automotive [Member] |  |
Goodwill [Roll Forward] |  |
Beginning balance | 0.0 | 0.5
Impairment charge |  | (0.5)
Effect of exchange rate changes | 0.0 | 0.0
Ending balance | 0.0 | 0.0
Accumulated impairment losses | 9.2 | 9.2
HDE [Member] |  |
Goodwill [Roll Forward] |  |
Accumulated impairment losses | $ 31.6 | $ 31.6

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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(10)(1)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=120320667&loc=SL49117168-202975 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266 + Details
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- Definition Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 + Details
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