Revenue Recognition (Tables)

3 Months Ended

Mar. 27, 2020

Revenue From Contract With Customer [Abstract]

Revenue by Geographic Area

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

	Three Months Ended
	March 27,		March 29,
	2020		2019
United States	$	142.6	$	137.3
Singapore		112.2		68.3
South Korea		20.3		18.4
Taiwan		15.2		8.9
Austria		14.5		14.2
China		9.1		8.0
Other		7.0		5.0
	$	320.9	$	260.1