DISPOSITION	6 Months Ended
	Jun. 30, 2022
Discontinued Operations and Disposal Groups [Abstract]
DISPOSITION	DISPOSITION    On April 1, 2021, the Company sold its 40% ownership interest in Q2 Solutions® ("Q2 Solutions"), its clinical trials central laboratory services joint venture, to IQVIA Holdings, Inc. ("IQVIA"), its joint venture partner, for $760 million in an all-cash transaction. Prior to the transaction, the Company accounted for its minority interest as an equity method investment. As a result of the transaction, during the three months ended June 30, 2021, the Company recorded a $314 million pre-tax gain in other (expense) income, net in the consolidated statement of operations based on the difference between the net sales proceeds and the carrying value of the investment, including $20 million of cumulative translation losses which were previously recorded in accumulated other comprehensive loss. During the three months ended June 30, 2021, the Company also recorded $55 million of income tax expense related to the gain, consisting of $127 million of current income tax expense, partially offset by $72 million of deferred income tax benefit.