Lessee, Operating Lease, Area of Land Under Lease

No definition available.

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- Definition

Amount of lease cost recognized by lessee for lease contract.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 4
-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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Balance Type:	debit
Period Type:	duration

- 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.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Remaining lease term of operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918673-209980

+ Details

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Balance Type:	na
Period Type:	instant

- Details

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- Details

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- Details

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- Details

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Leases - Narrative (Details) $ in Thousands	3 Months Ended
Leases - Narrative (Details) $ in Thousands	Mar. 31, 2021 USD ($) ft²	Mar. 31, 2020 USD ($)	Dec. 31, 2019 ft²
Lessee, Lease, Description [Line Items]
Lease cost \| $	$ 850	$ 834
Minimum
Lessee, Lease, Description [Line Items]
Operating lease, remaining lease term	2 years 8 months 12 days
Maximum
Lessee, Lease, Description [Line Items]
Operating lease, remaining lease term	8 years 9 months 18 days
San Diego, California
Lessee, Lease, Description [Line Items]
Area leased (in square feet)	82,200
Plymouth Meeting, Pennsylvania
Lessee, Lease, Description [Line Items]
Area leased (in square feet)	57,360		13,500