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Income Taxes - Summary of Net Deferred Tax Assets Related to Continuing Operations (Detail) - USD ($) $ in Thousands	Mar. 28, 2020	Mar. 30, 2019
Deferred tax assets:
Loss and tax credit carry forwards	$ 14,987	$ 14,053
Difference between book and tax basis of property and equipment	3,674	4,036
Operating lease right-of-use asset	3,820	0
Other reserves not currently deductible	136	151
Expenses not currently deductible	0	1,153
Other	(142)	(117)
Net deferred tax asset before valuation allowance	22,475	19,276
Valuation allowance	(22,475)	(19,276)
Net deferred tax asset	$ 0	$ 0

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Deferred Tax Assets Operating Loss And Tax Credits Carryforwards

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (b)
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Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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-Publisher FASB
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