RBC BlueBay U.S. Government Money Market Fund S000001806 [Member] Institutional Class 1 C000004729 [Member] Institutional Class 2 C000071257 [Member] RBC Select Class C000071258 [Member] RBC Reserve Class C000071259 [Member] Investor Class C000071260 [Member] Class A C000243226 [Member] Institutional Class 3 C000277170 [Member] Variable Rate Demand Note Risk [Member] Interest Rate Risk [Member] Net Asset Value Risk [Member] Liquidity Risk [Member] Market Risks [Member] Issuer Credit Risk [Member] Reinvestment Risk [Member] Active Management Risk [Member] U S Government Obligations Risk [Member]