Income Taxes (Reconciliation of Gross Unrecognized Tax Benefit) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Reconciliation of gross unrecognized tax benefits
Beginning balance	$ 7,525	$ 7,539	$ 8,681
Change in tax positions of prior years	438
Change in tax positions of prior years		(416)	(1,319)
Change in tax positions of current year	(189)
Change in tax positions of current year		625	1,000
Reduction in tax positions for statute expirations	(3,001)	(223)	(823)
Ending balance	$ 4,773	$ 7,525	$ 7,539