Industry Segment and Geographic Area Information Schedule of Total Assets by Segment (Details) - USD ($) $ in Thousands |
Dec. 30, 2018 |
Dec. 31, 2017 |
Jan. 01, 2017 |
---|---|---|---|
Schedule of Total Assets, by segment [Line Items] | |||
Assets | $ 5,975,522 | $ 6,091,463 | |
Diagnostics [Member] | |||
Schedule of Total Assets, by segment [Line Items] | |||
Assets | 3,358,964 | 3,447,437 | $ 1,505,381 |
Discovery & Analytical Solutions [Member] | |||
Schedule of Total Assets, by segment [Line Items] | |||
Assets | 2,567,054 | 2,611,737 | 2,612,757 |
Corporate [Member] | |||
Schedule of Total Assets, by segment [Line Items] | |||
Assets | 49,504 | 32,289 | 31,171 |
Net current and long-term assets of discontinued operations [Member] | |||
Schedule of Total Assets, by segment [Line Items] | |||
Assets | $ 0 | $ 0 | 127,374 |
Total assets [Member] | |||
Schedule of Total Assets, by segment [Line Items] | |||
Assets | $ 4,276,683 |