XML 57 R44.htm IDEA: XBRL DOCUMENT v3.21.1
4. BALANCE SHEET DETAIL - Prepaid expenses and other current assets (Details) - USD ($)
$ in Thousands
Mar. 31, 2021
Mar. 31, 2020
Prepaid expenses and other current assets:    
Prepaid tooling and masks $ 584 $ 707
Prepaid income taxes 1 79
Other receivables 291 211
Other prepaid expenses and other current assets 611 937
Total prepaid expenses and other current assets $ 1,487 $ 1,934