Reclassification (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 28, 2020	Jun. 30, 2019	Jun. 28, 2020	Jun. 30, 2019
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Wages and benefits		$ 0		$ 0
Raw materials		0		0
Other production costs		0		0
Cost of Revenue		0		0
Cost of Goods and Services Sold	$ 230,147	245,195	$ 473,819	484,554
Selling, general and administrative costs		0		0
Sales and marketing	39,617	62,289	113,413	137,109
Product development	30,737	25,261	61,539	48,989
General and administrative	58,812	50,400	111,673	102,039
Depreciation and amortization	$ 15,631	15,180	$ 30,816	30,098
Total operating costs		398,325		802,789
As Reported for the Quarter Ended June 30, 2019
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Wages and benefits		103,959		206,867
Raw materials		19,158		38,996
Other production costs		49,897		95,234
Cost of Revenue		173,014		341,097
Cost of Goods and Services Sold		0		0
Selling, general and administrative costs		210,131		431,594
Sales and marketing		0		0
Product development		0		0
General and administrative		0		0
Depreciation and amortization		15,180		30,098
Total operating costs		398,325		802,789
Reclassification
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Wages and benefits		(103,959)		(206,867)
Raw materials		(19,158)		(38,996)
Other production costs		(49,897)		(95,234)
Cost of Revenue		(173,014)		(341,097)
Cost of Goods and Services Sold		245,195		484,554
Selling, general and administrative costs		(210,131)		(431,594)
Sales and marketing		62,289		137,109
Product development		25,261		48,989
General and administrative		50,400		102,039
Depreciation and amortization		0		0
Total operating costs		$ 0		$ 0