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Leases (Narrative) (Details) - USD ($)	3 Months Ended	6 Months Ended
Leases (Narrative) (Details) - USD ($)	Jun. 30, 2022	Jun. 30, 2022	Sep. 30, 2022	Dec. 31, 2021
Asset impairments	$ 102,000	$ 102,000
Operating lease assets	15,655,000	15,655,000		$ 17,648,000
Operating lease liabilities	$ 19,004,000	$ 19,004,000		$ 21,611,000
Operating lease, lease not yet commenced, term of contract	5 years	5 years
Forecast [Member]
Operating lease assets			$ 425,000
Operating lease liabilities			$ 425,000
Leases with terms of 12 months or less [Member]
Operating lease assets	$ 0	$ 0
Operating lease liabilities	$ 0	$ 0
Office Space Subleases [Member]
Operating leases remaining terms	1 year	1 year
Sublease [Member]
Sublease income expected for the remainder of 2022	$ 440,000	$ 440,000
Sublease income expected in 2023	540,000	540,000
Sublease income expected in 2024	$ 5,000	$ 5,000
Minimum
Operating lease term	1 year	1 year
Operating leases remaining terms	1 year	1 year
Minimum \| Distributors Sublease [Member]
Operating leases remaining terms	1 year	1 year
Maximum
Operating leases remaining terms	12 years	12 years
Maximum \| Distributors Sublease [Member]
Operating leases remaining terms	2 years	2 years