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Accounts Receivable (Details) - Schedule of accounts receivable - USD ($) $ in Thousands | Mar. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
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Schedule of accounts receivable [Abstract] |  |  |
Accounts receivable | $ 85,324 | $ 93,722 | $ 81,345
Allowance for doubtful accounts | (5,354) | (5,005) | (5,047)
Accounts receivable, net | $ 79,970 | $ 88,717 | $ 76,298

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