Commitments and Contingencies - Summary of Honeywell Reimbursement Agreement Liabilities (Details) - Honeywell - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Accrual for Honeywell Reimbursement Agreement
Beginning balance	$ 585	$ 616
Accruals for indemnification liabilities deemed probable and reasonably estimable	34	67
Reduction		(81)
Indemnification payment	(35)	(35)
Ending balance	$ 584	$ 567