Cover - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Feb. 28, 2022	Jun. 30, 2021
Cover [Abstract]
Document Type	10-K
Amendment Flag	false
Document Annual Report	true
Document Transition Report	false
Document Period End Date	Dec. 31, 2021
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2021
Current Fiscal Year End Date	--12-31
Entity File Number	001-36159
Entity Registrant Name	STEREOTAXIS, INC.
Entity Central Index Key	0001289340
Entity Tax Identification Number	94-3120386
Entity Incorporation, State or Country Code	DE
Entity Address, Address Line One	710 North Tucker Boulevard
Entity Address, Address Line Two	Suite 110
Entity Address, City or Town	St. Louis
Entity Address, State or Province	MO
Entity Address, Postal Zip Code	63101
City Area Code	(314)
Local Phone Number	678-6100
Title of 12(b) Security	Common Stock, par value $0.001 per share
Trading Symbol	STXS
Security Exchange Name	NYSE
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Public Float			$ 577.9
Entity Common Stock, Shares Outstanding		74,638,306
Documents incorporated by reference	Portions of the Proxy Statement for the registrant’s 2022 Annual Meeting of Shareholders are incorporated by reference in Part III, Items 10, 11, 12, 13 and 14
ICFR Auditor Attestation Flag	false
Auditor Firm ID	42
Auditor Name	Ernst & Young LLP
Auditor Location	St. Louis, Missouri