Shareholders' Equity (Details) - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Stock-based compensation expense	$ 232,000	$ 172,000
Cost of Sales
Stock-based compensation expense	24,000	5,000
Marketing Expenses
Stock-based compensation expense	12,000	1,000
Selling Expenses
Stock-based compensation expense	25,000	38,000
General and Administrative Expense
Stock-based compensation expense	$ 171,000	$ 130,000