Stock-Based Compensation - PSUs (Details) - Performance Stock Units $ / shares in Units, $ in Millions	9 Months Ended
Dec. 27, 2020 USD ($) $ / shares shares
PSU Activity
Unvested shares available for issue under outstanding PSUs, beginning of period (in shares) \| shares	68,355
Vested (in shares) \| shares	(21,690)
Forfeited/cancelled (in shares) \| shares	(33,116)
Unvested shares available for issue under outstanding PSUs, end of period (in shares) \| shares	13,549
Unvested PSUs, Weighted-Average Fair Value at Grant Date (per unit)
Unvested shares available for issue under outstanding PSUs, beginning of period (in dollars per share) \| $ / shares	$ 15.00
Vested (in dollars per share) \| $ / shares	14.21
Forfeited/cancelled (in dollars per share) \| $ / shares	15.69
Unvested shares available for issue under outstanding PSUs, end of period (in dollars per share) \| $ / shares	$ 14.57
Maximum
Additional stock based compensation information
Unrecognized compensation costs (in dollars) \| $	$ 0.1
Grant Fiscal Year 2020
Additional stock based compensation information
Measurement period	1 year

Performance measurement period relating to share based compensation award granted during the period.

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Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options.

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The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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