v3.26.1
Expense Example - DWS RREEF Global Infrastructure Fund
Apr. 29, 2026
USD ($)
Class A  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 689
Expense Example, with Redemption, 3 Years 955
Expense Example, with Redemption, 5 Years 1,241
Expense Example, with Redemption, 10 Years 2,053
Class C  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 297
Expense Example, with Redemption, 3 Years 638
Expense Example, with Redemption, 5 Years 1,106
Expense Example, with Redemption, 10 Years 2,202
Class R6  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 96
Expense Example, with Redemption, 3 Years 300
Expense Example, with Redemption, 5 Years 520
Expense Example, with Redemption, 10 Years 1,155
INST Class  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 96
Expense Example, with Redemption, 3 Years 321
Expense Example, with Redemption, 5 Years 564
Expense Example, with Redemption, 10 Years 1,262
Class S  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 106
Expense Example, with Redemption, 3 Years 344
Expense Example, with Redemption, 5 Years 600
Expense Example, with Redemption, 10 Years $ 1,335