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Leases (Narrative) (Details) | 12 Months Ended
--- | ---
Dec. 31, 2020 USD ($) property | Dec. 31, 2019 USD ($)
Leases [Abstract] |  |
Number of subleases | property | 2 |
Sublease income | $ | $ 905,000 | $ 905,000

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Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
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- Definition Amount of sublease income excluding finance and operating lease expense. + 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 (e) -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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