Shareholders’ Equity (Narrative) (Details) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($) vote shares	Dec. 31, 2020 USD ($) shares	Apr. 27, 2021 $ / shares shares	Feb. 29, 2020 USD ($) shares	Dec. 31, 2019 USD ($)
Class of Stock [Line Items]
Additional funding in exchange for Preferred Stock | $					$ 800
Preferred stock, shares issued | shares				8,100,000
Common stock, issued | shares	47,257,000	38,424,000
Total stock-based compensation expense | $	$ 4,224	$ 1,420
Preferred stock, Series A
Class of Stock [Line Items]
Number of votes available | vote	1,000
Multiple of common stock dividends awarded	1,000
Preferred stock, shares issued | shares	0	0
Series B Preferred Stock
Class of Stock [Line Items]
Additional funding in exchange for Preferred Stock | $				$ 10,000
Preferred stock, shares issued | shares	8,065,000	8,065,000		8,064,516
Common Stock
Class of Stock [Line Items]
Common stock, issued | shares			8,250,000
Shares Issued, Price Per Share | $ / shares			$ 2.70
Proceeds from Issuance of Common Stock | $	$ 22,300
Proceeds from Issuance of Common Stock, Net of Issuance Costs | $	$ 20,100