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Right-of-Use Asset and Lease Liabilities - Additional Information (Details) $ in Thousands |  |  |  | 3 Months Ended | 9 Months Ended
--- | --- | --- | --- | --- | ---
Jun. 05, 2021 USD ($) a | Jun. 04, 2021 USD ($) a | May 27, 2021 USD ($) ft² lease | Sep. 30, 2021 USD ($) lease ft² | Sep. 30, 2020 USD ($) | Sep. 30, 2021 USD ($) lease ft² | Sep. 30, 2020 USD ($)
Lessee, Lease, Description [Line Items] |  |  |  |  |  |  |
Option to extend, term |  |  |  | 5 years |  | 5 years |
Number of leases with early-termination option | lease |  |  |  | 1 |  | 1 |
Short-term operating lease expense |  |  |  | $ 372 | $ 0 | $ 1,098 | $ 0
Consideration for the proposed Land purchase |  |  |  |  |  | 30,017 | 0
Proceeds from sale of land |  |  |  |  |  | $ 17,462 | $ 0
Lease not yet commenced |  |  |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |  |  |
Number of lease not yet commenced | lease |  |  |  |  |  | 1 |
Lease term |  |  |  | 20 years |  | 20 years |
Number of option to extend | lease |  |  | 2 |  |  | 2 |
Term of option to extend |  |  | 10 years |  |  | 10 years |
Total available extensions |  |  |  |  |  | 20 years |
Office space (in square foot) | ft² |  |  | 534,000 |  |  |  |
Term of lease |  |  | 20 years |  |  |  |
Market rental rate |  |  | 100.00% |  |  |  |
Escrow to fund |  |  | $ 3,000 |  |  |  |
Lease not yet commenced | Developer |  |  |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |  |  |
Security deposit |  |  | $ 2,500 |  |  |  |
Property |  |  |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |  |  |
Land (acres) | a | 17.06 | 40 |  |  |  |  |
Consideration for the proposed Land purchase |  | $ 30,017 |  |  |  |  |
Estimated cost of construction |  | $ 7,752 |  |  |  |  |
Lease incentive | $ 3,193 |  |  |  |  |  |
Property | Developer |  |  |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |  |  |
Area of land sold | a | 23.76 |  |  |  |  |  |
Proceeds from sale of land | $ 17,462 |  |  |  |  |  |
Minimum |  |  |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |  |  |
Remaining lease term |  |  |  | 9 months |  | 9 months |
Maximum |  |  |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |  |  |
Remaining lease term |  |  |  | 5 years 3 months |  | 5 years 3 months |
Relay, Inc |  |  |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |  |  |
Sublease | ft² |  |  |  | 17,073 |  | 17,073 |

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