Share-Based Compensation - Performance-based RSU and Time-based RSU Activity (Details) - $ / shares shares in Thousands	12 Months Ended
Jan. 01, 2022	Jan. 02, 2021	Dec. 28, 2019
Performance-based RSUs
Number of Performance-based RSUs (in thousands)
Beginning balance (in shares)	1,185	1,599	1,665
Awarded (in shares)	484	458	285
Awarded in connection with modification (in shares)	119	344	190
Issued (in shares)	(467)	(842)	(441)
Forfeited (in shares)	(75)	(374)	(100)
Ending balance (in shares)	1,246	1,185	1,599
Vested or expected to vest (in shares)	1,524
Weighted Average Grant-Date Fair Value
Beginning balance, (USD per share)	$ 15.27	$ 14.36	$ 13.90
Awarded (USD per share)	17.06	15.64	13.69
Awarded in connection with modification (USD per share)	17.46	17.50	11.22
Issued (USD per share)	17.46	16.80	11.30
Forfeited (USD per share)	15.02	16.03	12.33
Ending balance (USD per share)	15.65	$ 15.27	$ 14.36
Vested or expected to vest, Ending balance (USD per share)	$ 15.34
Time-based RSUs
Number of Performance-based RSUs (in thousands)
Beginning balance (in shares)	548	397	427
Awarded (in shares)	665	542	216
Awarded in connection with modification (in shares)	0	0	0
Issued (in shares)	(266)	(371)	(239)
Forfeited (in shares)	(62)	(20)	(7)
Ending balance (in shares)	885	548	397
Vested or expected to vest (in shares)	885
Weighted Average Grant-Date Fair Value
Beginning balance, (USD per share)	$ 14.75	$ 14.43	$ 14.23
Awarded (USD per share)	16.50	14.85	13.69
Awarded in connection with modification (USD per share)	0	0	0
Issued (USD per share)	14.59	13.82	13.38
Forfeited (USD per share)	14.88	14.18	14.89
Ending balance (USD per share)	16.10	$ 14.75	$ 14.43
Vested or expected to vest, Ending balance (USD per share)	$ 16.10

Share based compensation arrangement by share based payment award options grants in period modified.

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Share based compensation arrangement by share based payment award options modified weighted average grant date fair value.

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- Definition

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 grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Per share or unit weighted-average fair value of 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 vested during the reporting period.

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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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Number of options outstanding, including both vested and non-vested options.

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Number of fully vested and expected to vest exercisable options that may be converted into shares under option plan. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Weighted-average exercise price, at which grantee can acquire shares reserved for issuance, for fully vested and expected to vest options outstanding. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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