Advertising expenses amortization period.

No definition available.

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- Definition

Represents the income tax benefit from the expense recognized during the period arising from equity based compensation arrangements.

+ References

No definition available.

+ Details

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- Definition

Represents the number of dealer operated automotive repair centers.

+ References

No definition available.

+ Details

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- Definition

Represents the number of franchised stores.

+ References

No definition available.

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- Definition

For net share settlement of share based awards when the employee surrenders shares of stock, this element represents the number of stock options exercised by the employee in settlement of the surrender of shares.

+ References

No definition available.

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- Definition

For net share settlement of share-based awards when the employee surrenders shares of stock, this element represents the number of shares surrendered by the employee in settlement of the exercise price and tax withholding obligations on the exercise of stock options.

+ References

No definition available.

+ Details

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- Definition

Significant Accounting Policies [Line Items]

+ References

No definition available.

+ Details

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- Definition

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB TOPIC 14.F)
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Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Staff Accounting Bulletin (SAB)
-Number Topic 14
-Section F

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Balance Type:	debit
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- Definition

Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards expected to be realized or consumed within one year or operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition

Amount of loss contingency liability expected to be resolved after one year or beyond the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
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-Paragraph 1
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- Definition

The estimated maximum amount of possible loss from the contingency.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-SubTopic 20
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- Definition

Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues.

+ References

No definition available.

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- Definition

Number of reporting units tested for impairment of goodwill. A reporting unit is an operating segment or one level below an operating segment.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Reporting Unit
-URI http://asc.fasb.org/extlink&oid=6523643

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- Definition

The number of states the entity operates in as of the balance sheet date.

+ References

No definition available.

+ Details

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- Definition

Represents the number of stores.

+ References

No definition available.

+ Details

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- Definition

Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

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- Definition

Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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-SubTopic 10
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-Paragraph 2
-Subparagraph (a)(1)
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- Definition

The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

+ References

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-Name Accounting Standards Codification
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-Paragraph 2
-Subparagraph (d)(1)
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Significant Accounting Policies (Narrative) (Details) $ / shares in Units, $ in Thousands		12 Months Ended
	Oct. 01, 2012	Mar. 26, 2016 USD ($) state segment store item $ / shares shares	Mar. 28, 2015 USD ($) $ / shares shares	Mar. 29, 2014 USD ($) $ / shares
Significant Accounting Policies [Line Items]
Company operated stores \| store		1,029
Franchised locations \| store		135
Dealer-operated automotive repair centers \| store		14
Number of States in which Entity Operates \| state		25
Number of operating segments \| segment		1
Number of reporting units \| item		1
Weighted average fair value of options granted \| $ / shares		$ 13.10	$ 11.27	$ 10.10
Stock based compensation expense		$ 2,800	$ 3,300	$ 3,600
Income tax benefit related to stock based compensation		$ 1,000	$ 1,200	$ 1,300
Advertising expenses amortization period		2 months
Restatement Adjustment [Member]
Significant Accounting Policies [Line Items]
Deferred income tax assets		$ 13,942
Property Lease Guarantee [Member]
Significant Accounting Policies [Line Items]
Maximum potential guarantee payments		10,400
Liability for anticipated lease defaults		$ 700
Employee Stock Option [Member]
Significant Accounting Policies [Line Items]
Options award vesting period		4 years
Chief Executive Officer [Member]
Significant Accounting Policies [Line Items]
Number of shares surrendered in settlement of stock options exercised \| shares		32,000	77,000
Number of stock options exercised in settlement of surrendered shares \| shares		89,000	113,000
Options award vesting period	4 years
Board of Directors Chairman [Member]
Significant Accounting Policies [Line Items]
Number of shares surrendered in settlement of stock options exercised \| shares		100,000
Number of stock options exercised in settlement of surrendered shares \| shares		150,000
Buildings and Improvements [Member] \| Maximum [Member]
Significant Accounting Policies [Line Items]
Useful lives		39 years
Buildings and Improvements [Member] \| Minimum [Member]
Significant Accounting Policies [Line Items]
Useful lives		10 years
Machinery, Fixtures And Equipment [Member] \| Maximum [Member]
Significant Accounting Policies [Line Items]
Useful lives		15 years
Machinery, Fixtures And Equipment [Member] \| Minimum [Member]
Significant Accounting Policies [Line Items]
Useful lives		3 years
Vehicles [Member] \| Maximum [Member]
Significant Accounting Policies [Line Items]
Useful lives		10 years
Vehicles [Member] \| Minimum [Member]
Significant Accounting Policies [Line Items]
Useful lives		4 years
Computer Hardware And Software [Member] \| Maximum [Member]
Significant Accounting Policies [Line Items]
Useful lives		7 years
Computer Hardware And Software [Member] \| Minimum [Member]
Significant Accounting Policies [Line Items]
Useful lives		3 years