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Income taxes (Tables)

12 Months Ended

Mar. 28, 2020

Income Tax Disclosure [Abstract]

Summary of Net Deferred Tax Assets Related to Continuing Operations

The significant items comprising the Company’s net deferred tax assets at March 28, 2020 and March 30, 2019 are as follows:

		Fiscal Year Ended
		March 28, 2020				March 30, 2019
Deferred tax assets:		(In thousands)
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				—
Other reserves not currently deductible			136				151
Expenses not currently deductible			—				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		$	—			$	—

Components of Income Tax Expense (Benefit) from Continuing Operations

The Company’s income tax expense (benefit) consists of the following components:

		Fiscal Year Ended
		March 28, 2020				March 30, 2019				March 31, 2018
		(In thousands)
Income tax expense (benefit):
Current		$	—			$	—			$	—
Deferred			(3,195	)			(4,769	)			(5,922	)
Valuation allowance			3,195				4,769				5,922
Income tax expense		$	—			$	—			$	—

Schedule of Effective Income Tax Rate Reconciliation

The Company’s provision for income taxes varies from the amount computed by applying the statutory income tax rates for the reasons summarized below:

		Fiscal Year Ended
		March 28, 2020				March 30, 2019				March 31, 2018
Canadian statutory rate			26.6	%			26.8	%			26.6	%
Rate differential for U.S. operations			0.0	%			0.1	%			0.4	%
Utilization of unrecognized losses and other tax attributes			(26.4	%)			(26.2	%)			(27.1	%)
Permanent differences and other			(0.2	%)			(0.7	%)			0.1	%
Total			0	%			0	%			0	%

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- Definition

Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 9
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319

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- Definition

Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-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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- Definition

Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319

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