Additional stock-based compensation expense.

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- Definition

Share based compensation arrangement by share based payment award award remaining vesting rights percentage.

+ References

No definition available.

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- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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- Definition

Aggregate number of common shares reserved for future issuance.

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- Definition

Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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- Definition

Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

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- Definition

Amount of cost to be recognized for option under share-based payment arrangement.

+ References

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- Definition

Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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- Definition

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.

+ References

No definition available.

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- Definition

Gross number of share options (or share units) granted during the period.

+ References

No definition available.

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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.

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- Definition

Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

+ References

No definition available.

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- Definition

Percentage of vesting of award under share-based payment arrangement.

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Stock Based Compensation - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions		12 Months Ended
	May 03, 2021	Jan. 02, 2022	Jan. 03, 2021	Dec. 29, 2019	Jan. 31, 2021	Oct. 22, 2014
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Total stock-based compensation		$ 22.5	$ 8.6	$ 18.6
Total stock-based compensation		$ 4.6		$ 14.7
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross		270,119
Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price		$ 16.46
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value		$ 7.04
Unrecognized compensation expense, outstanding unvested stock options		$ 19.3
Unrecognized compensation expense, weighted average period		1 year 2 months 19 days
Restricted Stock
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Total stock-based compensation		$ 1.5
Unrecognized Share-Based Compensation Expense		$ 1.6
Shares, vesting period	3 years
Remaining percentage of vesting award		50.00%
Unrecognized compensation expense, outstanding unvested stock options		$ 0.5
Unrecognized compensation expense, weighted average period		1 year
Restricted Stock \| IPO
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Percentage of vesting award accelerated	50.00%
Unvested restricted shares and restricted stock units
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Unrecognized compensation expense, outstanding unvested stock options		$ 1.7
2014 Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares reserved for future				20,356,346		15,190,387
2014 Plan \| Maximum
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares, vesting period		5 years
2014 Plan \| Minimum
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares, vesting period		3 years
2014 Plan \| Time Based Stock Options
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross		80,250
Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price		$ 19.68
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value		$ 9.15
2014 Plan \| Performance Shares
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross		189,869
Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price		$ 15.10
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value		$ 6.15
2021 Plan \| Maximum
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares reserved for future					79,670,000