Accrued Expenses and Other Current Liabilities - Details of Accrued Expenses and Other Current Liabilities (Details) - USD ($) $ in Millions		Dec. 31, 2019	Dec. 31, 2018
Payables And Accruals [Abstract]
Accrued employee salary, bonus, and related benefits		$ 74	$ 67
Accrued marketing costs		27	31
Current income taxes payable	[1]	14	7
Finance lease liability - current portion	[2]	5
Operating lease liabilities - current portion	[2]	20
Other		63	46
Total		$ 203	$ 151	[3]

[1] Refer to “Note 11: Income Taxes” for additional information.

[2] Refer to “Note 2: Significant Accounting Policies” for further information regarding our leases, including the transition accounting and updated accounting policies upon adoption of ASC 842 in 2019

[3] This adjustment primarily represents the short-term portion of operating and finance lease obligations recorded upon adoption of ASC 842, discussed below.