v3.26.1
Investment Objectives and Goals - Class A C [Member] - John Hancock Money Market Fund
Mar. 31, 2026
Prospectus [Line Items]  
Risk/Return [Heading] <span style="color:#000000;font-family:Arial Narrow;font-size:24pt;">John Hancock Money Market Fund</span>
Objective [Heading] <span style="color:#000000;font-family:Arial Narrow;font-size:10pt;font-weight:bold;">Investment objective</span>
Objective, Primary [Text Block] To seek the maximum current income that is consistent with maintaining liquidity and preserving capital.