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Borrowings - Schedule of Related Party Borrowings of Subsidiaries (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Jun. 30, 2020
--- | --- | ---
Debt Instrument [Line Items] |  |
Total long-term related party notes payable | $ 3,072 | $ 27,903
Less current portion of related party notes payable | (76) | (1,418)
Related party notes payable, net of current portion | 2,996 | 26,485
Related Party Borrowings Subsidiaries |  |
Debt Instrument [Line Items] |  |
Total principal | 3,072 | 28,178
Unamortized debt issuance cost |  | (275)
Corbel Facility | DME, Inc. | Related Party Borrowings Subsidiaries |  |
Debt Instrument [Line Items] |  |
Total principal |  | 25,106
GP Corp. Note | GP Corp. | Related Party Borrowings Subsidiaries |  |
Debt Instrument [Line Items] |  |
Total principal | $ 3,072 | $ 3,072

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