0001193125-23-088455 | F-1 | XBRL Viewer

Share Capital, Share Premium and Treasury Shares - Schedule of Activities for Share Capital and Share Premium Accounts (Details) - CHF (SFr) SFr in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Disclosure Of Share Capital Share Premium And Treasury Shares [Line Items]
Issuance of shares, shares		386,116	80,327
Stock options exercised, shares	53,500
Issuance of shares		SFr 837	SFr 149
Transaction costs	SFr (9)	SFr (12)	SFr (15)

Cover Page	12 Months Ended
Dec. 31, 2022
Document Information [Line Items]
Document Type	F-1
Amendment Flag	false
Entity Registrant Name	OCULIS HOLDING AG
Entity Central Index Key	0001953530
Entity Incorporation, State or Country Code	V8
Entity Emerging Growth Company	true
Entity Ex Transition Period	false
Entity Address, Address Line One	Bahnhofstrasse 7
Entity Address, City or Town	Zug
Entity Address, Postal Zip Code	6300
City Area Code	+41
Local Phone Number	58-810-0182
Entity Address, Country	CH
Entity Primary SIC Number	2834
Business Contact
Document Information [Line Items]
Entity Address, Address Line One	19 West 44th Street
Entity Address, Address Line Two	Suite 200
Entity Address, State or Province	NY
Entity Address, City or Town	New York
Entity Address, Postal Zip Code	10036
City Area Code	800
Local Phone Number	927-9801

Summary of Significant Accounting Policies - Additional Information (Details)	12 Months Ended
Dec. 31, 2022 Subsidiary Segment
Disclosure Of Summary Of Significant Accounting Policies [Abstract]
Number of wholly owned subsidiaries \| Subsidiary	4
Number of group entities for consolidation \| Subsidiary	5
Number of managed and operated segments \| Segment	1
Number of reporting segments \| Segment	1

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