Selected Quarterly Financial Data (unaudited) (Tables)

12 Months Ended

Feb. 28, 2021

Disclosure Text Block [Abstract]

Quarterly Financial Information [Table Text Block]

The following table sets forth selected quarterly consolidated financial data for the fiscal years ended February 28, 2021 and February 29, 2020, respectively. The summation of quarterly net income (loss) per share may not agree with annual net income (loss) per share due to rounding:

	2021
	First Quarter			Second Quarter			Third Quarter		Fourth Quarter
	(in thousands, except per share amounts)
Net sales	$	3,705		$	2,292		$	2,861	$	3,683
Gross profit		978			185			948		505
Net income (loss)		(8	)		(1,001	)		1,880		(60	)
Basic net income (loss) per share	$	(0.00	)	$	(0.17	)	$	0.32	$	(0.01	)
Diluted net income (loss) per share	$	(0.00	)	$	(0.17	)	$	0.31	$	(0.01	)

	2020
	First Quarter			Second Quarter			Third Quarter			Fourth Quarter
	(in thousands, except per share amounts)
Net sales	$	2,709		$	3,228		$	1,466		$	3,194
Gross profit		425			499			264			1,189
Net income (loss)		(326	)		(435	)		(628	)		183
Basic net income (loss) per share	$	(0.06	)	$	(0.07	)	$	(0.11	)	$	0.03
Diluted net income (loss) per share	$	(0.06	)	$	(0.07	)	$	(0.11	)	$	0.03