Consolidated Statements of Operations - USD ($) shares in Thousands	12 Months Ended
	Feb. 28, 2016	Mar. 01, 2015	Mar. 02, 2014
Net sales	$ 145,855,000	$ 162,086,000	$ 165,764,000
Cost of sales	103,103,000	113,133,000	117,664,000
Gross profit	42,752,000	48,953,000	48,100,000
Selling, general and administrative expenses	21,211,000	24,373,000	25,168,000
Restructuring charges (Note 8)	535,000	1,179,000	546,000
Earnings from operations	21,006,000	23,401,000	22,386,000
Interest expense (Note 10)	1,657,000	1,438,000	764,000
Interest and other income	1,149,000	827,000	460,000
Earnings before income taxes	20,498,000	22,790,000	22,082,000
Income tax provision (Note 4)	2,469,000	2,747,000	64,411,000
Net earnings (loss)	$ 18,029,000	$ 20,043,000	$ (42,329,000)
Earnings (loss) per share (Note 7):
Basic earnings (loss) per share (in dollars per share)	$ 0.89	$ 0.96	$ (2.03)
Basic weighted average shares (in shares)	20,347	20,912	20,849
Diluted earnings (loss) per share (in dollars per share)	$ 0.89	$ 0.96	$ (2.03)
Diluted weighted average shares (in shares)	20,352	20,986	20,849