Stockholders' Equity, Series D Preferred Shares (Details) - Series D Preferred Shares [Member] - shares		12 Months Ended
Aug. 01, 2025	Dec. 31, 2025
Stockholders' Equity [Abstract]
Number of common shares that can be voted for each preferred share (in shares)		1,000
Related Party [Member] \| Lax Trust [Member]
Stockholders' Equity [Abstract]
Issuance of Series D preferred shares on Spin-off distribution (in shares)	100,000

Number of new shares of preferred stock issued during the period.

No definition available.

Name:	rubi_PreferredStockIssuedDuringPeriodSpinOffDistributionSharesNewIssues
Namespace Prefix:	rubi_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration