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COSTS AND ESTIMATED EARNINGS IN EXCESS OF BILLINGS, NET | 6 Months Ended
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Oct. 31, 2021
Contractors [Abstract] |
Long-term Contracts or Programs Disclosure [Text Block] | NOTE C – COSTS AND ESTIMATED EARNINGS IN EXCESS OF BILLINGS, NET At October 31, 2021 and April 30, 2021, billings in excess of costs and estimated earnings and costs and estimated earnings in excess of billings, net, respectively, consisted of the following:
|  | October 31, 2021 |  |  | April 30, 2021 |
|  | (In thousands) |
Costs and estimated earnings in excess of billings |  | $ | 9,882 |  |  | $ | 12,640 |
Billings in excess of costs and estimated earnings |  |  | (13,361 | ) |  |  | (10,692 | )
Net (liability) asset |  | $ | (3,479 | ) |  | $ | 1,948 |
Such amounts represent revenue recognized on long-term contracts that had not been billed at the balance sheet dates or represent a liability for amounts billed in excess of the revenue earned. Amounts are billed to customers pursuant to contract terms. In general, the recorded amounts will be billed and collected and revenue recognized within twelve months of the balance sheet date. Revenue on these long-term contracts is accounted for on the percentage of completion (“POC”) basis. During the three and six months ended October 31, 2021, revenue recognized under POC contracts was approximately $12.2 million and $24.6 million, respectively. During the three and six months ended October 31, 2020, revenue recognized under POC contracts was approximately $12.9 million and $24.6 million, respectively. Anticipated contract losses, if any, are accrued for in the period such determination is made. Contract losses of approximately $31,000 and $47,000 were recorded for the three and six months ended October 31, 2021, respectively. Contract losses of approximately $121,000 and $731,000 were recorded for the three and six months ended October 31, 2020, respectively.

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