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Fair Value Measurements - Additional Disclosures (Details) - USD ($) $ in Thousands | 3 Months Ended |  |  |
--- | --- | --- | --- | ---
Mar. 31, 2020 | Dec. 31, 2019 | Mar. 31, 2019 | Dec. 31, 2018
Assets Measured at Fair Value on a Nonrecurring Basis [Line Items] |  |  |  |
Cash and cash equivalents | $ 80,263 | $ 100,575 | $ 96,753 | $ 3,044
Impairment of fixed and long lived | 57,500 |  |  |
Government money market account |  |  |  |
Assets Measured at Fair Value on a Nonrecurring Basis [Line Items] |  |  |  |
Cash and cash equivalents | 25,100 | 48,400 |  |
Interest bearing demand deposit account |  |  |  |
Assets Measured at Fair Value on a Nonrecurring Basis [Line Items] |  |  |  |
Cash and cash equivalents | 45,900 | 45,700 |  |
Operating cash accounts |  |  |  |
Assets Measured at Fair Value on a Nonrecurring Basis [Line Items] |  |  |  |
Cash and cash equivalents | $ 9,300 | $ 6,500 |  |

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