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Details of Selected Balance Sheet Accounts - Accounts Receivable (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2023 | Dec. 31, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total accounts receivable | $ 225,561 | $ 223,995
Allowance for doubtful accounts | (5,359) | (5,226)
Accounts receivable, net | $ 220,202 | $ 218,769
Allowance for doubtful accounts as a percentage of total accounts receivable | 2.00% | 2.00%
Trade |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total accounts receivable | $ 163,360 | $ 145,540
Unbilled revenue |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total accounts receivable | 27,849 | 29,679
Contract assets |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total accounts receivable | 27,731 | 42,599
Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total accounts receivable | $ 6,621 | $ 6,177

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