v3.25.2
Document and Entity Information
Jul. 16, 2025
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Jul. 16, 2025
Entity Registrant Name OLD MARKET CAPITAL CORPORATION
Entity Central Index Key 0001000045
Entity Incorporation, State or Country Code DE
Securities Act File Number 0-26680
Entity Tax Identification Number 59-2506879
Entity Address, Address Line One 1601 Dodge Street
Entity Address, Address Line Two Suite 3350
Entity Address, City or Town Omaha
Entity Address, State or Province NE
Entity Address, Postal Zip Code 68102
City Area Code 531
Local Phone Number 867-3496
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock
Trading Symbol OMCC
Security Exchange Name NASDAQ
Entity Emerging Growth Company false