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Leases (Details) - USD ($) $ in Thousands |  | 1 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Mar. 01, 2023 | Mar. 29, 2019 | Mar. 31, 2023 | Mar. 31, 2022 | Mar. 31, 2021 | Mar. 31, 2019
Leases [Abstract] |  |  |  |  |  |
Expire date | February 2026 |  |  |  |  |
Lease, description |  | the Group entered into a lease agreement for factory space located in Yangon, Myanmar that expire in March 2069. The lease for the factory space has a term of 50 years, Kayser Myanmar has the option to extend the lease term for two consecutive 10-year terms on the same terms and conditions as in effect for the initial 50-year period. Kayer Myanmar is obligated under the lease to make monthly lease payment equal to 10 million Myanmar Kyat (equivalent to $4.8 per month as of March 31, 2023) |  |  |  |
Prepaid rent |  |  |  |  |  | $ 950
Unconditional government subsidy for factory space and dormitories |  |  | $ 247 |  | $ 66 |

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