GOODWILL AND INTANGIBLE ASSETS - Additional Information (Details) - USD ($) |
12 Months Ended | ||
---|---|---|---|
Dec. 29, 2018 |
Dec. 30, 2017 |
Dec. 31, 2016 |
|
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items] | |||
Goodwill impairment | $ 0 | $ 0 | $ 0 |
Amortization of intangible assets | $ 64,830,000 | 41,370,000 | $ 41,699,000 |
Client relationships | Disposal Group, Disposed of by Sale, Not Discontinued Operations | CDMO Business | |||
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items] | |||
Decrease in intangible assets resulting from divestiture of business | 16,800,000 | ||
Backlog | Disposal Group, Disposed of by Sale, Not Discontinued Operations | CDMO Business | |||
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items] | |||
Decrease in intangible assets resulting from divestiture of business | $ 300,000 |