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SHAREHOLDERS' EQUITY - Unrecognized Compensation Expense (Details) - USD ($) $ in Millions | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 30, 2022 | Dec. 31, 2021 | Jan. 01, 2021
Unrecognized Compensation Expense |  |  |
Unrecognized compensation expense, nonvested stock options | $ 0.0 | $ 0.0 | $ 0.4
Restricted Stock |  |  |
Unrecognized Compensation Expense |  |  |
Unrecognized compensation expense, other than options | 1.7 | 3.3 | 3.6
Performance Shares |  |  |
Unrecognized Compensation Expense |  |  |
Unrecognized compensation expense, other than options | $ 4.0 | $ 2.2 | $ 13.2
Weighted-average period for recognition of unrecognized compensation expense | 1 year 10 months 24 days |  |

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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 Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Amount of cost to be recognized for option under share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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