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v3.20.4

Revenue - Narrative (Details) - USD ($) | 12 Months Ended |
--- | --- | ---
Jan. 02, 2021 | Dec. 28, 2019
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |
Material contract assets | $ 0 |
Deferred contract costs | 0 |
Contract liabilities | $ 9,900,000 | $ 13,400,000
Online Dashboard, Mobile Applications, and Upgrade Rights |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |
Estimated usage period | 2 years |
Wearable Technology |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |
Contract liabilities | $ 4,600,000 | 5,300,000
Gift Cards |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |
Contract liabilities | $ 4,200,000 | $ 3,300,000

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- Definition Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130549-203045 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121556615&loc=SL49130531-203044 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=121556615&loc=SL49130533-203044 + Details
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