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Uncompleted Contracts (Tables) | 12 Months Ended
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Apr. 30, 2016
Contractors [Abstract] |
Summary of Uncompleted Contracts | Uncompleted contracts consisted of the following:
| April 30, 2016 |  | May 2, 2015
Costs incurred | $ | 530,594 |  |  | $ | 708,029 |
Estimated earnings | 173,356 |  |  | 237,239 |
| 703,950 |  |  | 945,268 |
Less billings to date | 684,111 |  |  | 933,997 |
| $ | 19,839 |  |  | $ | 11,271 |
Costs in Excess of Billings | Uncompleted contracts are included in the accompanying consolidated balance sheets as follows:
| April 30, 2016 |  | May 2, 2015
Costs and estimated earnings in excess of billings | $ | 30,200 |  |  | $ | 35,068 |
Billings in excess of costs and estimated earnings | (10,361 | ) |  | (23,797 | )
| $ | 19,839 |  |  | $ | 11,271 |

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