Investment Objectives and Goals	Apr. 28, 2025
Schwab Monthly Income Fund - Target Payout
Prospectus [Line Items]
Risk/Return [Heading]	Schwab® Monthly Income Fund — Target Payout
Objective [Heading]	Investment Objective
Objective, Primary [Text Block]	The fund seeks to provide current income and,
Objective, Secondary [Text Block]	as a secondary investment objective, capital appreciation.
Schwab Monthly Income Fund - Flexible Payout
Prospectus [Line Items]
Risk/Return [Heading]	Schwab® Monthly Income Fund — Flexible Payout
Objective [Heading]	Investment Objective
Objective, Primary [Text Block]	The fund seeks to provide current income and,
Objective, Secondary [Text Block]	as a secondary investment objective, capital appreciation.
Schwab Monthly Income Fund - Income Payout
Prospectus [Line Items]
Risk/Return [Heading]	Schwab® Monthly Income Fund — Income Payout
Objective [Heading]	Investment Objective
Objective, Primary [Text Block]	The fund seeks to provide current income and,
Objective, Secondary [Text Block]	as a secondary investment objective, capital appreciation.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Form N-1A
-Section 2
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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Form N-1A
-Section 2
-Subsection a

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Form N-1A
-Section 1
-Subsection a

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-Publisher SEC
-Section 2
-Name Form N-1A
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