TECHNOLOGY INVESTMENT AGREEMENT (Details) $ in Millions		6 Months Ended
	Jul. 01, 2020	Jun. 30, 2021 USD ($)
TECHNOLOGY INVESTMENT AGREEMENT
Technology investment agreement term	10 years
Purchase of automated assembly and auxiliary equipment		$ 51.5
Area of land for existing properties		27,800
Area of land for new warehouse		55,000
Estimated cost of the controlled environment within existing properties		$ 6.7
Increase cost of controlled environment within manufacturing equipment		5.8
Estimated cost of the construction of the new warehouse		$ 15.7