Commitments and Contingencies - Leases (Details) - Chesterbrook, Pennsylvania $ in Millions |
Oct. 02, 2020 |
Oct. 11, 2018
ft²
$ / ft²
|
Dec. 31, 2020
USD ($)
ft²
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Dec. 31, 2019
USD ($)
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|---|---|---|---|---|
| Leases | ||||
| Number of square feet of space leased on the first floor | 8,231 | |||
| Number of square feet of space leased on the second floor | 40,565 | |||
| Deferred rent | $ | $ 0.0 | $ 0.0 | ||
| Sublease Agreements | Vanguard Group, Inc | ||||
| Leases | ||||
| Number of square feet of space being subleased on second floor | 40,565 | |||
| Initial term of sublease | 37 months | |||
| Term of optional sublease extension | 3 years | |||
| Term of second optional sublease extension | 3 years | |||
| Amount per square foot less for rent during months 2 to 13 | $ / ft² | 0.50 | |||
| Amount per square foot for rent after month 14 | $ / ft² | 1.00 |
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- Definition The number of square feet of space leased on the first floor. No definition available.
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- Definition The number of square feet of space leased on the second floor. No definition available.
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- Definition The number of square feet of space in second floor being subleased. No definition available.
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- Definition The initial term of the sublease. No definition available.
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- Definition The term of the optional sublease extension. No definition available.
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- Definition The term of the second optional sublease extension. No definition available.
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- Definition Amount per square foot for rent after month 14. No definition available.
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- Definition Amount per square foot less for rent during months 2 to 13. No definition available.
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- Definition The cumulative difference between the rental payments required by a lease agreement and the rental income or expense recognized on a straight-line basis, or other systematic and rational basis more representative of the time pattern in which use or benefit is granted or derived from the leased property, expected to be recognized in income or expense over the term of the leased property by the lessor or lessee, respectively. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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