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Uncompleted Contracts (Tables) | 12 Months Ended
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Apr. 28, 2018
Contractors [Abstract] |
Summary of Uncompleted Contracts | Uncompleted contracts consisted of the following:
| April 28, 2018 |  | April 29, 2017
Costs incurred | $ | 524,453 |  |  | $ | 508,993 |
Estimated earnings | 168,731 |  |  | 161,611 |
| 693,184 |  |  | 670,604 |
Less billings to date | 674,411 |  |  | 645,098 |
| $ | 18,773 |  |  | $ | 25,506 |
Costs in Excess of Billings | Uncompleted contracts are included in the accompanying consolidated balance sheets as follows:
| April 28, 2018 |  | April 29, 2017
Costs and estimated earnings in excess of billings | $ | 30,968 |  |  | $ | 36,403 |
Billings in excess of costs and estimated earnings | (12,195 | ) |  | (10,897 | )
| $ | 18,773 |  |  | $ | 25,506 |

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