Long-Term Debt (Long-Term Debt) (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023	Jun. 09, 2020
Debt Instrument [Line Items]
Gross long-term debt	$ 215,924
Less: unamortized debt issuance costs	(5,380)	$ (5,532)
Total long-term debt	210,544	236,317
Subordinated Notes [Member] | Subordinated Notes Payable, Maturing June 2060 [Member]
Debt Instrument [Line Items]
Gross long-term debt	172,500	172,500	$ 172,500
Less: unamortized debt issuance costs	(5,380)
Other Long-Term Debt [Member]
Debt Instrument [Line Items]
Gross long-term debt	43,424	$ 69,349
Less: unamortized debt issuance costs	$ 0