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Right-of-Use Asset and Lease Liabilities - Additional Information (Details) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2021 USD ($) ft² segment | Mar. 31, 2020 USD ($)
Lessee, Lease, Description [Line Items] |  |
Office space (in square foot) | ft² | 17,073 |
Option to extend, term | 5 years |
Number of leases with early-termination option | segment | 1 |
Short-term operating lease expense | $ | $ 345 | $ 0
Minimum |  |
Lessee, Lease, Description [Line Items] |  |
Remaining lease term | 8 months |
Maximum |  |
Lessee, Lease, Description [Line Items] |  |
Remaining lease term | 5 years 9 months |

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- Definition Amount of short-term lease cost, excluding expense for lease with term of one month or less. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918686-209980 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 55 -Paragraph 53 -URI http://asc.fasb.org/extlink&oid=121568110&loc=SL77918982-209971 + Details
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