Revenue Recognition (Tables)

12 Months Ended

Dec. 31, 2021

Revenue From Contract With Customer [Abstract]

Revenue by Geographic Area

The following table sets forth revenue by geographic area (in millions):

	Year Ended
	December 31,		December 25,		December 27,
	2021		2020		2019
United States	$	734.4	$	613.7	$	546.2
Singapore		778.5		494.4		302.1
South Korea		152.7		83.7		68.2
Austria		98.5		57.4		47.7
Taiwan		88.1		68.1		44.4
China		99.9		47.7		35.3
Israel		22.3		16.1		-
Others		127.2		17.5		22.3
Total	$	2,101.6	$	1,398.6	$	1,066.2