v3.23.1

Cover - USD ($) $ in Millions	12 Months Ended
Cover - USD ($) $ in Millions	Jan. 31, 2023	Mar. 31, 2023	Jul. 31, 2022
Cover [Abstract]
Document Type	10-K/A
Document Annual Report	true
Document Period End Date	Jan. 31, 2023
Current Fiscal Year End Date	--01-31
Document Transition Report	false
Entity File Number	001-39502
Entity Registrant Name	Sumo Logic, Inc.
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	27-2234444
Entity Address, Address Line One	855 Main Street, Suite 100
Entity Address, City or Town	Redwood City
Entity Address, State or Province	CA
Entity Address, Postal Zip Code	94063
City Area Code	650
Local Phone Number	670-8002
Title of 12(b) Security	Common stock, par value $0.0001 per share
Trading Symbol	SUMO
Security Exchange Name	NASDAQ
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Large Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
ICFR Auditor Attestation Flag	true
Entity Shell Company	false
Entity Public Float			$ 778.2
Entity Common Stock, Shares Outstanding		124,088,187
Documents Incorporated by Reference	None.
Amendment Flag	true
Document Fiscal Year Focus	2023
Document Fiscal Period Focus	FY
Entity Central Index Key	0001643269

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Commission file number. The field allows up to 17 characters. The prefix may contain 1-3 digits, the sequence number may contain 1-8 digits, the optional suffix may contain 1-4 characters, and the fields are separated with a hyphen.

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Sumo Logic, Inc. 10-K/A