The carrying value of the Company’s long-term debt consisted of the following:



	February 18, 2018		September 3, 2017
1.70% Senior Notes due December 2019	$	1,198	$	1,198
1.75% Senior Notes due February 2020	499		498
2.15% Senior Notes due May 2021	995		994
2.25% Senior Notes due February 2022	497		497
2.30% Senior Notes due May 2022	794		793
2.75% Senior Notes due May 2024	991		991
3.00% Senior Notes due May 2027	986		986
Other long-term debt	667		702
Total long-term debt	6,627		6,659
Less current portion	122		86
Long-term debt, excluding current portion	$	6,505	$	6,573

The estimated fair value of Senior Notes is valued using Level 2 inputs. Other long-term debt consists primarily of promissory notes and term loans issued by the Company's Japan subsidiary and are valued primarily using Level 3 inputs. The fair value of the Company's long-term debt, including the current portion, was approximately $6,562 and $6,753 at February 18, 2018, and September 3, 2017, respectively.