Consolidated Statements of Comprehensive Earnings (Unaudited) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Nov. 25, 2018	Nov. 26, 2017	Nov. 25, 2018	Nov. 26, 2017
Net earnings	$ 3,691	$ 716	$ 9,559	$ 2,630
Other comprehensive earnings (loss), net of tax:
Foreign currency translation	8	(44)	7	(3)
Other comprehensive earnings (loss)	19	(847)	110	(949)
Total comprehensive earnings (loss)	3,710	(131)	9,669	1,681
Gains on Marketable Securities [Member]
Other comprehensive earnings (loss), net of tax:
Unrealized holding gains (losses) arising during the period				24
Less: reclassification adjustment for gains (losses) included in net earnings		(17)		(113)
Losses on Marketable Securities [Member]
Other comprehensive earnings (loss), net of tax:
Unrealized holding gains (losses) arising during the period	(19)	(805)	(37)	(922)
Less: reclassification adjustment for gains (losses) included in net earnings	$ 30	$ 19	$ 140	$ 65

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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