Income Taxes (Uncertain Tax Positions) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Income Tax Disclosure [Abstract]
Uncertain tax positions, beginning of year	$ 250	$ 423
Gross increase based on tax positions related to current year	12	39
Gross increase for tax position taken during prior years	0	8
Gross decrease due to the statute of limitations	(113)	(220)
Uncertain tax positions, end of year	$ 149	$ 250