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BUSINESS ACQUISITIONS AND DIVESTITURE - KWS BioTest Limited Narrative (Details) - KWS BioTest Limited $ in Thousands, £ in Millions |  | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | --- | ---
Jan. 11, 2018 USD ($) | Sep. 29, 2018 USD ($) | Sep. 29, 2018 USD ($) | Sep. 29, 2018 GBP (£) | Jan. 11, 2018 GBP (£)
Business Acquisition [Line Items] |  |  |  |  |
Purchase price | $ 20,300 |  |  |  |
Undiscounted contingent payments | 3,900 | $ 2,600 | $ 2,600 | £ 2.0 | £ 3.0
Purchase price allocation | 21,529 |  |  |  |
Cash acquired | 1,000 |  |  |  |
Adjustments related to prior period | $ 400 |  |  |  |
Integration related costs and transaction costs |  | $ 100 | $ 600 |  |
Client relationships |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Weighted average amortization life of intangible assets acquired |  |  | 12 years |  |

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