Note J - Income Taxes - Deferred Tax Assets and Deferred Tax Liabilities (Details) - USD ($) $ in Thousands	Mar. 26, 2017	Mar. 27, 2016
Deferred tax assets
Accrued expenses	$ 361	$ 236
Allowance for doubtful accounts	59	62
Deferred revenue	347	393
Deferred stock compensation	224	271
Excess of straight line over actual rent	338	379
Investment	187	151
Other	104	119
Total gross deferred tax assets	1,620	1,611
Deferred tax liabilities
Deductible prepaid expense	288	263
Depreciation expense	1,771	1,717
Amortization	374	344
Total gross deferred tax liabilities	2,433	2,324
Net deferred tax (liability)	$ (813)	$ (713)