Table:
| (In millions) |  |  |  |
| --- | --- | --- | --- |
| Year Ended June 30, | 2019 | 2018 | 2017 |
| Operating lease cost | $  1,707 | $  1,585 | $  1,412 |
| Finance lease cost: |  |  |  |
| Amortization of right-of-use assets | $ 370 | $ 243 | $ 104 |
| Interest on lease liabilities | 247 | 175 | 68 |
| Total finance lease cost | $617 | $418 | $172 |
Paragraphs:
NOTE 15 — LEASES
We have operating and finance leases for datacenters, corporate offices, research and development facilities, retail stores, and certain equipment. Our leases have remaining lease terms of 1 year to 20 years, some of which include options to extend the leases for up to 5 years, and some of which include options to terminate the leases within 1 year.
The components of lease expense were as follows:
Question:
What is note 15 about?
Answer: LEASES