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Goodwill and Other Intangible Assets - Schedule of Intangible Assets Subject to Amortization (Details) - USD ($) $ in Thousands | Sep. 30, 2021 | Mar. 31, 2021
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Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | $ 280,833 | $ 275,012
Accumulated Amortization | (177,332) | (159,864)
Net Carrying Amount | 103,501 | 115,148
Effects of foreign currency translation, Gross Carrying Amount | (287) | 0
Effects of foreign currency translation, Accumulated Amortization | 16 | 0
Effects of foreign currency translation, Net Carrying Amount | (271) | 0
In-process R&D |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 3,526 | 3,526
Net Carrying Amount | 3,526 | 3,526
Trademark and trade names |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 46,170 | 46,070
Accumulated Amortization | (28,347) | (25,153)
Net Carrying Amount | 17,823 | 20,917
Developed technology |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 140,407 | 134,406
Accumulated Amortization | (98,352) | (90,450)
Net Carrying Amount | 42,055 | 43,956
Customer contracts/relationships |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 91,017 | 91,010
Accumulated Amortization | (50,649) | (44,261)
Net Carrying Amount | $ 40,368 | $ 46,749

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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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