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Intangible Assets - Schedule of purchase of intangible assets, including refundable deposits (Details) - USD ($) $ in Thousands | 12 Months Ended
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Mar. 31, 2023 | Mar. 31, 2022 | Mar. 31, 2021
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Payments to acquire intangible assets | $ 25,004 | $ 26,358 | $ 13,944
Refundable Deposits |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Payments to acquire intangible assets | 6,492 | 5,621 | (1,986)
Retuning Costs and Swaps |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Payments to acquire intangible assets | 6,036 | 2,894 | 290
Purchases and Anti-Windfall Payments |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Payments to acquire intangible assets | $ 12,476 | $ 17,843 | $ 15,640

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition The cash outflow to acquire asset without physical form usually arising from contractual or other legal rights, excluding goodwill. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3213-108585 + Details
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