Consolidated Statements of Changes in Temporary Equity and Stockholders' Equity (Parentheticals)	12 Months Ended
Dec. 31, 2023
Cumulative 5.5% Dividends on Series A Senior Preferred Shares
Cumulative dividends rate	5.50%

Percentage of cumulative dividends on temporary equity.

No definition available.

Name:	rba_TemporaryEquityPercentageOfCumulativeDividends
Namespace Prefix:	rba_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration