RingCentral (RNG) 10-K/A 29 Apr 22 2021 FY Annual report (amended) Financial data

Cover Page

Cover Page - USD ($) $ in Billions	12 Months Ended
	Dec. 31, 2021	Feb. 18, 2022
Document And Entity Information [Line Items]
Document Type	10-K/A
Document Annual Report	true
Document Period End Date	Dec. 31, 2021
Current Fiscal Year End Date	--12-31
Document Transition Report	false
Entity File Number	001-36089
Entity Registrant Name	RingCentral, Inc.
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	94-3322844
Entity Address, Address Line One	20 Davis Drive
Entity Address, City or Town	Belmont
Entity Address, State or Province	CA
Entity Address, Postal Zip Code	94002
City Area Code	650
Local Phone Number	472-4100
Title of 12(b) Security	Class A Common Stock
Trading Symbol	RNG
Security Exchange Name	NYSE
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	$ 23.9
Amendment Flag	false
Document Fiscal Year Focus	2021
Document Fiscal Period Focus	FY
Entity Central Index Key	0001384905
Auditor Firm ID	185
Auditor Name	KPMG LLP
Auditor Location	San Francisco,California
Common Class A
Document And Entity Information [Line Items]
Entity Common Stock, Shares Outstanding		84,466,941
Common Class B [Member]
Document And Entity Information [Line Items]
Entity Common Stock, Shares Outstanding		9,975,224