Stock-Based Compensation - Stock Purchase Plan (Details) - Team Member Stock Purchase - Team Member Stock Purchase Plan - USD ($)	12 Months Ended
Mar. 26, 2017	Mar. 27, 2016	Mar. 29, 2015
Stock-based compensation
Number of shares authorized (in shares)	450,000
Purchase price of common stock (as a percent)	85.00%
Stock-based compensation (in dollars)	$ 137,800	$ 48,900	$ 67,300
Shares sold to employees (in shares)	12,901	9,113	8,547
Weighted-average market value (in dollars per share)	$ 10.68	$ 16.86	$ 22.93

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.

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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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested).

+ References

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

The weighted average of per share prices paid for shares purchased on the open market for issuance to employees under the plan.

+ References

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- Definition

Purchase price of common stock expressed as a percentage of its fair value.

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- Definition

Number of shares issued during the period as a result of an employee stock purchase plan.

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