Note 4 - Accrued Expenses and Other Current Liabilities - Major Classifications of Accrued Expenses and Other Current Liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Mar. 31, 2020
Accrued sales tax	$ 1,063	$ 627
Accrued credit card fees	456	494
Accrued salaries and benefits	1,525	1,242
Accrued merchandise credits / reward program	1,413	674
Accrued professional expenses	290	267
Accrued sales return allowance	220	244
Accrued dividends payable	198	246
Accrued real estate taxes	114	112
Other accrued liabilities	108	308
Accrued expenses and other current liabilities	$ 5,387	$ 4,214