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Acquisitions (Details) - USD ($) $ in Thousands |  | 9 Months Ended |
--- | --- | --- | ---
Dec. 12, 2016 | Mar. 31, 2018 | Jun. 30, 2017
Business Acquisition [Line Items] |  |  |
Goodwill |  | $ 113,615 | $ 113,501
Houston Interests, LLC [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Cash paid for equity interest | $ 46,000 |  |
Acquisition related adjustment for working capital settlement | 6,837 |  |
Accounts Receivable | 10,273 |  |
Costs and estimated earnings in excess of billings on uncompleted contracts | 746 |  |
Other current assets | 454 |  |
Current assets | 21,804 |  |
Property, plant and equipment | 942 |  |
Goodwill | 35,146 |  |
Other intangible assets | 10,220 |  |
Total assets acquired | 68,112 |  |
Accounts payable | 962 |  |
Billings on uncompleted contracts in excess of costs and estimated earnings | 11,648 |  |
Other accrued expenses | 2,475 |  |
Current liabilities | 15,085 |  |
Other liabilities | 190 |  |
Net assets acquired | 52,837 |  |
Less: cash acquired | 10,331 |  |
Business Combination, Consideration Transferred | $ 42,506 |  |
Warranty reserve working capital provision |  | 2,600 |
Settlement of warranty reserve |  | $ 1,700 |

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