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Accounts Receivable | 12 Months Ended
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Dec. 31, 2021
Receivables [Abstract] |
Accounts Receivable | ACCOUNTS RECEIVABLE, NET Accounts receivable at December 31 consisted of the following (in thousands):
| 2021 |  | 2020
Trade accounts receivable | $ | 185,745 |  |  | $ | 174,604 |
Costs in excess of billings | 54,437 |  |  | 26,915 |
Total accounts receivables | 240,182 |  |  | 201,519 |
Less allowance for doubtful accounts | (3,738) |  |  | (3,529) |
Accounts receivable, net | $ | 236,444 |  |  | $ | 197,990 |
Refer to Note 3 "Revenue" concerning the Company's costs in excess of billings.

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- Definition The entire disclosure for claims held for amounts due a entity, excluding financing receivables. Examples include, but are not limited to, trade accounts receivables, notes receivables, loans receivables. Includes disclosure for allowance for credit losses. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -URI http://asc.fasb.org/subtopic&trid=2196772 + Details
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