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Discontinued Operations - Narrative (Details) $ in Thousands | 4 Months Ended
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Jan. 19, 2020 extnsion_option | Jan. 20, 2019 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Discontinued operation, period of continuing involvement after disposal | 12 months |
Discontinued operation, period of continuing involvement after disposal, number of extension options | extnsion_option | 2 |
Discontinued operation, period of continuing involvement after disposal, service period extension option | 3 months |
Other nonrecurring income |  | $ 3,700
Disposal group, including discontinued operation, accrued income tax payable |  | $ 2,800

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