Quarterly report pursuant to Section 13 or 15(d)

CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical)

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CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($)
$ in Thousands
Dec. 31, 2021
Mar. 31, 2021
CONDENSED CONSOLIDATED BALANCE SHEETS    
Accounts receivable, allowances $ 335 $ 314
Preferred stock, par value (in dollars per share) $ 0.001 $ 0.001
Preferred stock, shares authorized (in shares) 1,000,000 1,000,000
Preferred stock, shares issued (in shares) 0 0
Common stock, par value (in dollars per share) $ 0.001 $ 0.001
Common stock, shares authorized (in shares) 51,500,000 51,500,000
Common stock, shares issued (in shares) 15,343,125 12,898,144
Common stock, shares outstanding (in shares) 15,244,162 12,824,190
Treasury stock, shares (in shares) 98,963 73,954