Note J - Deferred Tax Assets and Deferred Tax Liabilities (Details) - USD ($) $ in Thousands	Mar. 27, 2016	Mar. 29, 2015
Deferred tax assets
Accrued expenses	$ 236	$ 145
Allowance for doubtful accounts	62	52
Deferred revenue	393	432
Deferred stock compensation	271	223
Excess of straight line over actual rent	379	412
Investment	151	152
Other	119	140
Total gross deferred tax assets	1,611	1,556
Deferred tax liabilities
Deductible prepaid expense	$ 263	288
Unrealized gain on marketable securities		16
Depreciation expense	$ 1,717	1,692
Amortization	344	311
Total gross deferred tax liabilities	2,324	2,307
Net deferred tax (liability)	$ (713)	$ (751)