Commitments and Contingencies - Summary of Honeywell Reimbursement Agreement Liabilities Included in Balance Sheet Accounts (Details) - Honeywell - USD ($) $ in Millions	Mar. 31, 2020	Dec. 31, 2019	Mar. 31, 2019	Dec. 31, 2018
Loss Contingency, Classification of Accrual [Abstract]
Honeywell Reimbursement Agreement liabilities	$ 584	$ 585	$ 567	$ 616
Accrued Liabilities
Loss Contingency, Classification of Accrual [Abstract]
Honeywell Reimbursement agreement current portion	140	140
Obligations Payable to Honeywell
Loss Contingency, Classification of Accrual [Abstract]
Honeywell Reimbursement Agreement Long Term Portion	$ 444	$ 445