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Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Dec. 31, 2021 | Jun. 30, 2021 | Dec. 31, 2020 | Dec. 31, 2021 | Dec. 31, 2020
Changes in Accumulated Other Comprehensive Loss [Abstract] |  |  |  |  |  |
Beginning balance |  |  | $ 348.7 |  | $ 348.7 |
Other comprehensive income (loss) before reclassifications |  | $ (3.0) |  | $ 18.4 | (4.9) | $ 42.1
Reclassification from accumulated other comprehensive loss for unrecognized net pension loss in disposed business | [1] | 0.0 |  |  | 1.7 |
Income taxes |  | 0.0 |  | (0.3) | (0.1) | (1.6)
Total other comprehensive income (loss) |  | (1.6) |  | 19.3 | 0.4 | 45.8
Ending balance |  | 430.2 |  |  | 430.2 |
Air-Cooled Automotive Business [Member] |  |  |  |  |  |
Changes in Accumulated Other Comprehensive Loss [Abstract] |  |  |  |  |  |
Write-off of net actuarial losses |  |  | 1.7 |  |  |
Accumulated Other Comprehensive Loss [Member] |  |  |  |  |  |
Changes in Accumulated Other Comprehensive Loss [Abstract] |  |  |  |  |  |
Beginning balance |  | (159.2) | (161.2) | (196.8) | (161.2) | (223.3)
Ending balance |  | (160.8) |  | (177.5) | (160.8) | (177.5)
Foreign Currency Translation [Member] |  |  |  |  |  |
Changes in Accumulated Other Comprehensive Loss [Abstract] |  |  |  |  |  |
Beginning balance |  | (33.6) | (31.0) | (38.8) | (31.0) | (61.4)
Other comprehensive income (loss) before reclassifications |  | (3.4) |  | 18.0 | (6.0) | 40.6
Income taxes |  | 0.0 |  | 0.0 | 0.0 | 0.0
Total other comprehensive income (loss) |  | (3.4) |  | 18.0 | (6.0) | 40.6
Ending balance |  | (37.0) |  | (20.8) | (37.0) | (20.8)
Defined Benefit Plans [Member] |  |  |  |  |  |
Changes in Accumulated Other Comprehensive Loss [Abstract] |  |  |  |  |  |
Beginning balance |  | (125.8) | (130.8) | (158.4) | (130.8) | (160.9)
Other comprehensive income (loss) before reclassifications |  | 0.0 |  | 0.0 | 0.0 | 0.0
Reclassification from accumulated other comprehensive income (loss) | [2] | 1.6 |  | 1.6 | 4.9 | 4.9
Reclassification from accumulated other comprehensive loss for unrecognized net pension loss in disposed business | [1] | 0.0 |  |  | 1.7 |
Income taxes |  | 0.0 |  | (0.3) | 0.0 | (1.1)
Total other comprehensive income (loss) |  | 1.6 |  | 1.3 | 6.6 | 3.8
Ending balance |  | (124.2) |  | (157.1) | (124.2) | (157.1)
Cash Flow Hedges [Member] |  |  |  |  |  |
Changes in Accumulated Other Comprehensive Loss [Abstract] |  |  |  |  |  |
Beginning balance |  | 0.2 | $ 0.6 | 0.4 | 0.6 | (1.0)
Other comprehensive income (loss) before reclassifications |  | 0.4 |  | 0.4 | 1.1 | 1.5
Reclassification from accumulated other comprehensive income (loss) | [3] | (0.2) |  | (0.4) | (1.2) | 0.4
Income taxes |  | 0.0 |  | 0.0 | (0.1) | (0.5)
Total other comprehensive income (loss) |  | 0.2 |  | 0.0 | (0.2) | 1.4
Ending balance |  | $ 0.4 |  | $ 0.4 | $ 0.4 | $ 0.4
[1] | As a result of the sale of the air-cooled automotive business, the Company wrote-off $1.7 million of net actuarial losses related to the disposed business’s pension plan as a component of the loss on sale recorded during the first quarter of fiscal 2022. See Note 1 for additional information.
[2] | Amounts are included in the calculation of net periodic benefit cost for the Company’s defined benefit plans, which include pension and other postretirement plans. See Note 5 for additional information about the Company’s pension plans.
[3] | Amounts represent net gains and losses associated with cash flow hedges that were reclassified to net earnings.

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- Definition Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(g)(1)(ii)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 852 -SubTopic 10 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=84165509&loc=d3e56426-112766 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 4.E) -URI http://asc.fasb.org/extlink&oid=122038336&loc=d3e74512-122707 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(31)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(30)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 28 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=123596393&loc=d3e14064-108612 Reference 8: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571 + Details
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