Leases - Summary of Lease Cost (Details) - USD ($) $ in Thousands  | 
3 Months Ended | |
|---|---|---|
Mar. 31, 2020  | 
Mar. 31, 2019  | 
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| Leases [Abstract] | ||
| Amortization of right-of-use asset, net of lease incentive and contract liability credits | $ 420 | $ 0 | 
| Interest accretion on finance lease liabilities | 383 | 0 | 
| Total lease cost | $ 803 | $ 0 | 
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- Definition Amount of interest expense on finance lease liability. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Amount of amortization expense attributable to right-of-use asset from finance lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Amount of lease cost recognized by lessee for lease contract. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- References No definition available. 
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