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Other Long-Term Liabilities - Schedule of Other Long-Term Liabilities (Details) - USD ($) $ in Millions | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Other Liabilities Noncurrent [Abstract] |  |  |  |
Unrecognized tax benefits | [1] | $ 167 | $ 148 |
Long-term income taxes payable | [2] | 31 | 31 |
Financing obligation, net of current portion | [3] |  | 83 |
Other long-term liabilities | [3] | 78 |  |
Operating lease liabilities, net of current portion | [3] | 64 |  |
Deferred income liability | [4] | 36 |  |
Other |  | 4 | 20 |
Total other long term liabilities |  | $ 380 | $ 282 | [5]
[1] | Refer to “Note 11: Income Taxes” for additional information on our unrecognized tax benefits. Amount includes accrued interest related to this liability.
[2] | Amount relates to the long-term portion of Transition Tax related to 2017 Tax Act. Refer to “Note 11: Income Taxes,” for additional information.
[3] | 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.
[4] | Amount relates to long-term portion of a deferred income liability recorded as a result of an equity method investment in the fourth quarter of 2019. Refer to “Note 7: Financial Instruments and Fair Value Measurements” for additional information.
[5] | Refer to the below discussion regarding the transition accounting for operating and finance leases upon adoption of ASC 842.

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- Definition Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal, through the balance sheet date and due to be paid more than one year (or one operating cycle, if longer) after the balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84164817&loc=d3e45280-112737 Reference 3: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=84164758&loc=d3e45023-112735 + Details
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