Our lease obligations primarily consist of operating leases for our headquarters complex, domestic and international office facilities, and data center space, with lease periods expiring between fiscal years 2023 and 2035.

Future minimum lease payments under our non-cancelable operating leases as of January 30, 2022, are as follows:


	Operating Lease Obligations
	(In millions)
Fiscal Year:
2023	$	176
2024	162
2025	136
2026	124
2027	114
2028 and thereafter	288
Total	1,000
Less imputed interest	115
Present value of net future minimum lease payments	885
Less short-term operating lease liabilities	144
Long-term operating lease liabilities	$	741

In addition to our existing operating lease obligations, we have operating leases that are expected to commence within fiscal year 2023 with lease terms of 7 years for $169 million.

Operating lease expense for fiscal years 2022, 2021, and 2020 was $168 million, $145 million, $114 million, respectively. Short-term and variable lease expenses for fiscal years 2022, 2021, and 2020 were not significant.


	Year Ended
	January 30, 2022		January 31, 2021		January 26, 2020

	(In millions)
Supplemental cash flows information
Operating cash flows used for operating leases	$	154	$	141	$	103
Operating lease assets obtained in exchange for lease obligations (1)	$	266	$	200	$	238

(1) Fiscal year 2021 includes $80 million of operating lease assets addition due to Mellanox.

As of January 30, 2022, our operating leases had a weighted average remaining lease term of 7.1 years and a weighted average discount rate of 2.51%. As of January 31, 2021, our operating leases had a weighted average remaining lease term of 7.6 years and a weighted average discount rate of 2.87%.