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Note 8. Short And Long-Term Debt Schedule of Debt (Details) - USD ($) $ in Millions | 12 Months Ended |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Dec. 31, 2018 | Feb. 22, 2019 | Feb. 15, 2019 | Feb. 28, 2018 | Dec. 31, 2017 | Jan. 31, 2017 | Oct. 23, 2015
Principal Amount |  |  |  |  |  |  |  |  |
Long-term Debt, Gross | [1] | $ 3,806 |  |  |  |  |  |  |
Outstanding borrowings, securitization obligations |  | 231 |  |  |  |  | $ 194 |  |
Unamortized Discount and Debt Issuance Costs |  |  |  |  |  |  |  |  |
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net | [1] | 27 |  |  |  |  |  |  |
Net Amount |  |  |  |  |  |  |  |  |
Outstanding borrowings, long-term debt | [1] | 3,779 |  |  |  |  |  |  |
Outstanding borrowings, securitization obligations |  | 231 |  |  |  |  | 194 |  |
Letter of Credit, borrowing capacity |  | $ 125 |  |  |  |  |  |  |
Unsecured Letter of Credit Facility |  |  |  |  |  |  |  |  |
Net Amount |  |  |  |  |  |  |  |  |
Interest Rate |  | 3.33% |  |  |  |  |  |  |
Letter of Credit, borrowing capacity |  | $ 66 |  |  |  |  | 74 |  |
Outstanding letter of credit |  | $ 63 |  |  |  |  | 69 |  |
LIBOR |  |  |  |  |  |  |  |  |
Net Amount |  |  |  |  |  |  |  |  |
Description of variable interest rate basis |  | LIBOR |  |  |  |  |  |  |
ABR |  |  |  |  |  |  |  |  |
Net Amount |  |  |  |  |  |  |  |  |
Description of variable interest rate basis |  | ABR |  |  |  |  |  |  |
Securitization obligations |  |  |  |  |  |  |  |  |
Principal Amount |  |  |  |  |  |  |  |  |
Outstanding borrowings, securitization obligations |  | $ 231 |  |  |  |  | 194 |  |
Net Amount |  |  |  |  |  |  |  |  |
Outstanding borrowings, securitization obligations |  | 231 |  |  |  |  | 194 |  |
Revolving Credit Facility | Line of Credit |  |  |  |  |  |  |  |  |
Principal Amount |  |  |  |  |  |  |  |  |
Outstanding borrowings, short-term debt, line of credit facility |  | 270 | [2],[3] |  |  |  | 70 |  |
Net Amount |  |  |  |  |  |  |  |  |
Outstanding borrowings, short-term debt, line of credit facility |  | 270 | [2],[3] |  |  |  | 70 |  |
Line of credit facility borrowing capacity |  | 1,400 |  |  |  | $ 1,400 |  | $ 1,050 | $ 815
Available capacity, line or credit facility |  | $ 1,130 |  |  |  |  |  |  |
Revolving Credit Facility | Line of Credit | LIBOR | Less than or equal to 3.50 to 1.00 but greater than or equal to 2.50 to 1.00 |  |  |  |  |  |  |  |  |
Net Amount |  |  |  |  |  |  |  |  |
Debt Instrument, basis spread on variable rate |  | 2.25% |  |  |  |  |  |  |
Revolving Credit Facility | Line of Credit | ABR | Less than or equal to 3.50 to 1.00 but greater than or equal to 2.50 to 1.00 |  |  |  |  |  |  |  |  |
Net Amount |  |  |  |  |  |  |  |  |
Debt Instrument, basis spread on variable rate |  | 1.25% |  |  |  |  |  |  |
Revolving Credit Facility | Line of Credit | Subsequent Event |  |  |  |  |  |  |  |  |
Principal Amount |  |  |  |  |  |  |  |  |
Outstanding borrowings, short-term debt, line of credit facility |  |  |  | $ 880 |  |  |  |  |
Net Amount |  |  |  |  |  |  |  |  |
Outstanding borrowings, short-term debt, line of credit facility |  |  |  | 880 |  |  |  |  |
Available capacity, line or credit facility |  |  |  | $ 520 |  |  |  |  |
Term Loan B | LIBOR |  |  |  |  |  |  |  |  |
Net Amount |  |  |  |  |  |  |  |  |
Debt Instrument, basis spread on variable rate |  | 2.25% |  |  |  |  |  |  |
Debt Instrument, basis spread on variable rate, floor |  | 0.75% |  |  |  |  |  |  |
Term Loan B | ABR |  |  |  |  |  |  |  |  |
Net Amount |  |  |  |  |  |  |  |  |
Debt Instrument, basis spread on variable rate |  | 1.25% |  |  |  |  |  |  |
Debt Instrument, basis spread on variable rate, floor |  | 1.75% |  |  |  |  |  |  |
Term Loan B | Secured Debt |  |  |  |  |  |  |  |  |
Principal Amount |  |  |  |  |  |  |  |  |
Long-term Debt, Gross |  | $ 1,069 | [4] |  |  | 1,080 | 1,083 |  |
Unamortized Discount and Debt Issuance Costs |  |  |  |  |  |  |  |  |
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net | [4] | 16 |  |  |  |  |  |  |
Net Amount |  |  |  |  |  |  |  |  |
Outstanding borrowings, long-term debt |  | $ 1,053 | [4] |  |  |  | 1,063 |  |
Annual percentage of original principal amount for quarterly amortization payments |  | 1.00% |  |  |  |  |  |  |
Term Loan A | Secured Debt |  |  |  |  |  |  |  |  |
Principal Amount |  |  |  |  |  |  |  |  |
Long-term Debt, Gross |  | $ 736 | [5] |  |  | $ 750 | 391 |  |
Unamortized Discount and Debt Issuance Costs |  |  |  |  |  |  |  |  |
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net | [5] | 4 |  |  |  |  |  |  |
Net Amount |  |  |  |  |  |  |  |  |
Outstanding borrowings, long-term debt |  | $ 732 | [5] |  |  |  | 390 |  |
Term Loan A | Secured Debt | LIBOR | Less than or equal to 3.50 to 1.00 but greater than or equal to 2.50 to 1.00 |  |  |  |  |  |  |  |  |
Net Amount |  |  |  |  |  |  |  |  |
Debt Instrument, basis spread on variable rate |  | 2.25% |  |  |  |  |  |  |
Term Loan A | Secured Debt | ABR | Less than or equal to 3.50 to 1.00 but greater than or equal to 2.50 to 1.00 |  |  |  |  |  |  |  |  |
Net Amount |  |  |  |  |  |  |  |  |
Debt Instrument, basis spread on variable rate |  | 1.25% |  |  |  |  |  |  |
Term Loan A | Secured Debt | 2018 |  |  |  |  |  |  |  |  |
Net Amount |  |  |  |  |  |  |  |  |
Annual percentage of original principal amount for quarterly amortization payments |  | 2.50% |  |  |  |  |  |  |
Term Loan A | Secured Debt | 2019 |  |  |  |  |  |  |  |  |
Net Amount |  |  |  |  |  |  |  |  |
Annual percentage of original principal amount for quarterly amortization payments |  | 2.50% |  |  |  |  |  |  |
Term Loan A | Secured Debt | 2020 |  |  |  |  |  |  |  |  |
Net Amount |  |  |  |  |  |  |  |  |
Annual percentage of original principal amount for quarterly amortization payments |  | 5.00% |  |  |  |  |  |  |
Term Loan A | Secured Debt | 2021 |  |  |  |  |  |  |  |  |
Net Amount |  |  |  |  |  |  |  |  |
Annual percentage of original principal amount for quarterly amortization payments |  | 7.50% |  |  |  |  |  |  |
Term Loan A | Secured Debt | 2022 |  |  |  |  |  |  |  |  |
Net Amount |  |  |  |  |  |  |  |  |
Annual percentage of original principal amount for quarterly amortization payments |  | 10.00% |  |  |  |  |  |  |
4.50% Senior Notes | Senior Notes |  |  |  |  |  |  |  |  |
Principal Amount |  |  |  |  |  |  |  |  |
Long-term Debt, Gross |  | $ 450 |  |  |  |  | 450 |  |
Unamortized Discount and Debt Issuance Costs |  |  |  |  |  |  |  |  |
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net |  | 1 |  |  |  |  |  |  |
Net Amount |  |  |  |  |  |  |  |  |
Outstanding borrowings, long-term debt |  | $ 449 |  |  |  |  | 444 |  |
Interest Rate |  | 4.50% |  |  |  |  |  |  |
4.50% Senior Notes | Senior Notes | Subsequent Event |  |  |  |  |  |  |  |  |
Net Amount |  |  |  |  |  |  |  |  |
Debt Instrument, Repurchased Face Amount |  |  |  |  | $ 450 |  |  |  |
5.25% Senior Notes | Senior Notes |  |  |  |  |  |  |  |  |
Principal Amount |  |  |  |  |  |  |  |  |
Long-term Debt, Gross |  | $ 550 |  |  |  |  | 550 |  |
Unamortized Discount and Debt Issuance Costs |  |  |  |  |  |  |  |  |
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net |  | 3 |  |  |  |  |  |  |
Net Amount |  |  |  |  |  |  |  |  |
Outstanding borrowings, long-term debt |  | $ 547 |  |  |  |  | 546 |  |
Interest Rate |  | 5.25% |  |  |  |  |  |  |
4.875% Senior Notes | Senior Notes |  |  |  |  |  |  |  |  |
Principal Amount |  |  |  |  |  |  |  |  |
Long-term Debt, Gross |  | $ 500 |  |  |  |  | 500 |  |
Unamortized Discount and Debt Issuance Costs |  |  |  |  |  |  |  |  |
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net |  | 3 |  |  |  |  |  |  |
Net Amount |  |  |  |  |  |  |  |  |
Outstanding borrowings, long-term debt |  | $ 497 |  |  |  |  | 496 |  |
Interest Rate |  | 4.875% |  |  |  |  |  |  |
Apple Ridge Funding LLC | Securitization obligations |  |  |  |  |  |  |  |  |
Principal Amount |  |  |  |  |  |  |  |  |
Outstanding borrowings, securitization obligations |  | $ 218 | [6],[7] |  |  |  | 181 |  |
Net Amount |  |  |  |  |  |  |  |  |
Outstanding borrowings, securitization obligations |  | 218 | [6],[7] |  |  |  | 181 |  |
Total capacity, securitization obligations |  | 250 |  |  |  |  |  |  |
Available capacity, debt |  | 32 |  |  |  |  |  |  |
Cartus Financing Limited | Securitization obligations |  |  |  |  |  |  |  |  |
Principal Amount |  |  |  |  |  |  |  |  |
Outstanding borrowings, securitization obligations |  | 13 | [7],[8] |  |  |  | 13 |  |
Net Amount |  |  |  |  |  |  |  |  |
Outstanding borrowings, securitization obligations |  | 13 | [7],[8] |  |  |  | $ 13 |  |
Total capacity, securitization obligations |  | 19 |  |  |  |  |  |  |
Available capacity, debt |  | $ 6 |  |  |  |  |  |  |
[1] | Not included in this table is the Company's Unsecured Letter of Credit Facility which had a capacity of $66 million with $63 million utilized at a weighted average rate of 3.33% at December 31, 2018
[2] | As of December 31, 2018, the Company had $1,400 million of borrowing capacity under its Revolving Credit Facility, with $1,130 million of available capacity. The Revolving Credit Facility expires in February 2023 but is classified on the balance sheet as current due to the revolving nature and terms and conditions of the facility. On February 15, 2019, the Company redeemed all of its outstanding $450 million 4.50% Senior Notes due in April 2019. The Company utilized borrowings under its Revolving Credit Facility to redeem the 4.50% Senior Notes and plans to refinance on a long-term basis all or a portion of the funds used to redeem the 4.50% Senior Notes, subject to market conditions. On February 22, 2019, the Company had $880 million in outstanding borrowings under the Revolving Credit Facility, leaving $520 million of available capacity.
[3] | Interest rates with respect to revolving loans under the Senior Secured Credit Facility at December 31, 2018 were based on, at the Company's option, (a) adjusted London Interbank Offering Rate ("LIBOR") plus an additional margin or (b) JP Morgan Chase Bank, N.A.'s prime rate ("ABR") plus an additional margin, in each case subject to adjustment based on the then current senior secured leverage ratio. Based on the previous quarter senior secured leverage ratio, the LIBOR margin was 2.25% and the ABR margin was 1.25% for the three months ended December 31, 2018.
[4] | The Term Loan B provides for quarterly amortization payments totaling 1% per annum of the original principal amount. The interest rate with respect to term loans under the Term Loan B is based on, at the Company’s option, (a) adjusted LIBOR plus 2.25% (with a LIBOR floor of 0.75%) or (b) ABR plus 1.25% (with an ABR floor of 1.75%).
[5] | The Term Loan A provides for quarterly amortization payments, which commenced on June 30, 2018, totaling per annum 2.5%, 2.5%, 5.0%, 7.5% and 10.0% of the original principal amount of the Term Loan A, with the balance of the Term Loan A due at maturity on February 8, 2023. The interest rates with respect to the Term Loan A are based on, at the Company's option, (a) adjusted LIBOR plus an additional margin or (b) ABR plus an additional margin, in each case subject to adjustment based on the then current senior secured leverage ratio. Based on the previous quarter senior secured leverage ratio, the LIBOR margin was 2.25% and the ABR margin was 1.25% for the three months ended December 31, 2018.
[6] | As of December 31, 2018, the Company had $250 million of borrowing capacity under the Apple Ridge Funding LLC securitization program leaving $32 million of available capacity.
[7] | Available capacity is subject to maintaining sufficient relocation related assets to collateralize these securitization obligations.
[8] | Consists of a £10 million revolving loan facility and a £5 million working capital facility. As of December 31, 2018, the Company had $19 million of borrowing capacity under the Cartus Financing Limited securitization program leaving $6 million of available capacity.

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