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Revenue - Schedule of Revenues Disaggregated by Revenue Source (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 01, 2022	Oct. 02, 2021	Oct. 01, 2022	Oct. 02, 2021
Disaggregation Of Revenue [Line Items]
Revenues, net	$ 249,718	$ 293,497	$ 816,932	$ 936,672
Digital Subscription Revenues
Disaggregation Of Revenue [Line Items]
Revenues, net	155,881	195,288	521,582	606,687
Workshops + Digital Fees
Disaggregation Of Revenue [Line Items]
Revenues, net	64,865	67,113	196,540	208,405
Subscription Revenues, net
Disaggregation Of Revenue [Line Items]
Revenues, net	220,746	262,401	718,122	815,092
Product sales and other, net
Disaggregation Of Revenue [Line Items]
Revenues, net	$ 28,972	$ 31,096	$ 98,810	$ 121,580

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No definition available.

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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