Accounts receivable balances for these four customers were approximately: (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Total	$ 2,973	$ 2,462
Customer One [Member]
Total	1,082	641
Customer Two [Member]
Total	438	534
Customer Three [Member]
Total	683	1,048
Customer Four [Member]
Total	$ 770	$ 239