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Customer Contracts (Tables) | 12 Months Ended
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Jun. 30, 2018
Contractors [Abstract] |
Gross and net amount of uncompleted contracts | Gross and net amounts on uncompleted contracts are as follows:
|  | June 30, 2018 |  | June 30, 2017
|  | (In thousands)
Costs and estimated earnings recognized on uncompleted contracts |  | $ | 2,081,799 |  |  | $ | 1,919,054 |
Billings on uncompleted contracts |  | 2,125,907 |  |  | 1,903,001 |
|  | $ | (44,108 | ) |  | $ | 16,053 |
Shown in balance sheet as: |  |  |  |
Costs and estimated earnings in excess of billings on uncompleted contracts |  | $ | 76,632 |  |  | $ | 91,180 |
Billings on uncompleted contracts in excess of costs and estimated earnings |  | 120,740 |  |  | 75,127 |
|  | $ | (44,108 | ) |  | $ | 16,053 |

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