GOODWILL AND INTANGIBLE ASSETS - Schedule of Acquired Technology (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Finite-Lived Intangible Assets [Line Items]
Acquired technology, gross	$ 223,303	$ 223,303
Less: Accumulated amortization	(168,489)	(153,050)
Acquired technology, net	54,814	70,253
PD LD, Inc [Member]
Finite-Lived Intangible Assets [Line Items]
Acquired technology, gross	1,481	1,481
Motorola [Member]
Finite-Lived Intangible Assets [Line Items]
Acquired technology, gross	15,909	15,909
BASF [Member]
Finite-Lived Intangible Assets [Line Items]
Acquired technology, gross	95,989	95,989
FUJIFILM [Member]
Finite-Lived Intangible Assets [Line Items]
Acquired technology, gross	109,462	109,462
Other [Member]
Finite-Lived Intangible Assets [Line Items]
Acquired technology, gross	$ 462	$ 462