Stockholders Equity and Earnings (Loss) per Share (Basic and Diluted Losses per Share Computations) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2023	Sep. 30, 2022
Stockholders' Equity Note [Abstract]
Net loss (numerator):	$ (7,598)	$ (4,161)	$ 12	$ (7,194)	$ (2,791)	$ (58,796)	$ (11,746)	$ (68,782)
Loss per share:
Basic (in dollars per share)	$ (0.54)			$ (0.53)			$ (0.84)	$ (5.36)
Diluted (in dollars per share)	$ (0.54)			$ (0.53)			$ (0.84)	$ (5.36)
Shares (denominator):
Weighted average common shares outstanding - basic (in shares)	14,071			13,590			13,992	12,836
Weighted average common shares outstanding - diluted (in shares)	14,071			13,590			13,992	12,836