S000031344 [Member] Investment Objectives and Goals - S000031344 [Member]	May 31, 2026
Prospectus [Line Items]
Risk/Return [Heading]	Summary of the Fund
Objective [Heading]	Investment Objective
Objective, Primary [Text Block]	Columbia Quality Income Fund (the Fund) seeks to provide shareholders with current income as its primary objective and,
Objective, Secondary [Text Block]	as its secondary objective, preservation of capital.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Form N-1A
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