Combined Guarantor Subsidiaries - Leases - Maturities of Operating Lease Payments (Details) - Guarantor Subsidiaries - USD ($)	Dec. 31, 2019	Dec. 31, 2018
Condensed Financial Statements Captions [Line Items]
2020	$ 41,000
2021	41,000
2022	41,000
2023	41,000
2024	41,000
Thereafter	1,951,000
Total undiscounted lease payments	2,156,000
Less imputed interest	(1,667,000)
Lease Liability	$ 489,000	$ 490,000
2019		41,000
2020		41,000
2021		41,000
2022		41,000
2023		41,000
Thereafter		1,990,000
Total		$ 2,195,000

Lessee, Operating Lease, Liability, Payments, Due after Year Six

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