Leases, Lessor - Direct Financing Leases (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Lessor - Direct Financing Leases [Abstract]
Net investment in direct financing leases	$ 105,400	$ 107,300
Minimum [Member]
Lessor - Direct Financing Leases [Abstract]
Term of direct financing leases	3 years
Maximum [Member]
Lessor - Direct Financing Leases [Abstract]
Term of direct financing leases	10 years

Term of lessor's direct financing lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=119202524&loc=SL77919359-209981

Name:	us-gaap_LessorDirectFinancingLeaseTermOfContract1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant