Operating Leases (Details) - USD ($)	3 Months Ended
	Mar. 31, 2022	Dec. 31, 2021	Mar. 31, 2021	Dec. 31, 2020
Lessor, Lease, Description [Line Items]
Contract with Customer, Liability, Revenue Recognized		$ 2,800,000		$ 2,800,000
2020	$ 2,164,000
2021	2,553,000
2021	3,174,000
2022	2,837,000
2023	372,000
Thereafter	922,000
Lessee, Operating Lease, Liability, Payments, Due, Total	12,022,000
Lease, Cost	750,000		$ 779,000
Operating Lease, Lease Income, Lease Payments	$ 767,000		779,000
Revenue From Subleased Office Space
Minimum [Member]
Lessor, Lease, Description [Line Items]
Lessee, Operating Lease, Term of Contract	3 years
Maximum [Member]
Lessor, Lease, Description [Line Items]
Lessee, Operating Lease, Term of Contract	5 years
Office Space
Lessor, Lease, Description [Line Items]
2020	$ 2,109,000
2021	2,497,000
2021	3,139,000
2022	2,808,000
2023	355,000
Thereafter	0
Lessee, Operating Lease, Liability, Payments, Due, Total	10,908,000
Lease, Cost	728,000		728,000
Operating Lease, Lease Income, Lease Payments	747,000		730,000
Ground Leases
Lessor, Lease, Description [Line Items]
2020	11,000
2021	15,000
2021	15,000
2022	17,000
2023	17,000
Thereafter	922,000
Lessee, Operating Lease, Liability, Payments, Due, Total	997,000
Lease, Cost	6,000		15,000
Operating Lease, Lease Income, Lease Payments	4,000		13,000
Office Equipment
Lessor, Lease, Description [Line Items]
2020	44,000
2021	41,000
2021	20,000
2022	12,000
2023	0
Thereafter	0
Lessee, Operating Lease, Liability, Payments, Due, Total	117,000
Lease, Cost	16,000		36,000
Operating Lease, Lease Income, Lease Payments	$ 16,000		$ 36,000