Leases (Lease cost) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Leases [Abstract]
Operating lease cost	$ 1,645,000	$ 1,355,000
Short-term lease cost	0	0
Total lease cost	1,645,000	1,355,000
Cash paid for amounts included in the measurement of lease liabilities	$ 1,553,000	$ 1,268,000