v3.25.4
Cover
Mar. 05, 2026
Document Information [Line Items]  
Document Type 8-K
Amendment Flag false
Document Period End Date Mar. 05, 2026
Entity File Number 001-39795
Entity Registrant Name RESERVOIR MEDIA, INC.
Entity Central Index Key 0001824403
Entity Tax Identification Number 83-3584204
Entity Incorporation, State or Country Code DE
Entity Address, Address Line One 200 Varick Street
Entity Address, Address Line Two Suite 801
Entity Address, City or Town New York
Entity Address, State or Province NY
Entity Address, Postal Zip Code 10014
City Area Code 212
Local Phone Number 675-0541
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company true
Elected Not To Use the Extended Transition Period false
Common Stock [Member]  
Document Information [Line Items]  
Title of 12(b) Security Common stock, $0.0001 par value per share
Trading Symbol RSVR
Security Exchange Name NASDAQ
Warrant [Member]  
Document Information [Line Items]  
Title of 12(b) Security Warrants, each whole warrant exercisable for one share of common stock at an exercise price of $11.50 per share
Trading Symbol RSVRW
Security Exchange Name NASDAQ