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v3.19.2

Subsequent Events (Details) $ in Thousands |  | 1 Months Ended | 3 Months Ended |
--- | --- | --- | --- | ---
Jul. 12, 2019 USD ($) | Aug. 09, 2019 shares | Jun. 30, 2019 USD ($) shares | Jun. 30, 2018 shares | Sep. 30, 2018 USD ($)
Subsequent Event [Line Items] |  |  |  |  |
Goodwill | $ |  |  | $ 36,968 |  | $ 32,919
Class A Common Stock |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Total shares converted (in shares) |  |  | 20,225,202 | 2,600,000 |
Class B Common Stock |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Total shares converted (in shares) |  |  | 20,225,202 | 2,600,000 |
Conversion rate |  |  | 1 |  |
Subsequent Event | Class A Common Stock |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Shares converted (in shares) |  | 32,567,545 |  |  |
Subsequent Event | Class B Common Stock |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Total shares converted (in shares) |  | 125,000 |  |  |
Conversion rate |  | 1 |  |  |
Shares converted (in shares) |  | 19,114,417 |  |  |
Subsequent Event | Alabama | Hot Mix Asphalt Manufacturing Plan |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Purchase price | $ | $ 5,000 |  |  |  |
Goodwill | $ | $ 2,400 |  |  |  |

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