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Leases (Narrative) (Details) $ in Thousands	1 Months Ended	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2019 USD ($) item	Dec. 31, 2018 USD ($)
Leases [Line Items]
Right of use asset		$ 56,507
Operating lease liabilities		$ 68,726
Number of renewal options | item		2
Extension term		5 years
Increase in liability		$ 32,079
Gain related to lease termination		2,445
Lease payments under new lease		$ 3,000
New lease term		11 years 6 months
Accounting Standards Update 2016-02 [Member]
Leases [Line Items]
Right of use asset			$ 45,727
Operating lease liabilities			$ 67,508
Minimum [Member]
Leases [Line Items]
Lease term		2 years 6 months
Maximum [Member]
Leases [Line Items]
Lease term		8 years
Scenario, Forecast [Member]
Leases [Line Items]
Change in leased area	40.00%

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Leases [Line Items]

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- Definition

Lesee operating lease, Number of renewal options

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- Definition

Amount of gain (loss) on termination of lease before expiration of lease term.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 40
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=77888415&loc=SL77918607-209975

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Term of lessee's operating lease not yet commenced, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

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-Publisher FASB
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-Section 50
-Paragraph 3
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Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Present value of lessee's discounted obligation for lease payments from operating lease.

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Amount of lessee's right to use underlying asset under operating lease.

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- Definition

Amount of increase in right-of-use asset obtained in exchange for operating lease liability.

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