v3.26.3
Shareholder Report, Average Annual Return (Details)
 12 Months Ended 60 Months Ended 120 Months Ended
Aug. 31, 2026
Aug. 31, 2026
Aug. 31, 2026
C000016568      
Average Annual Return [Line Items]      
Average Annual Return, Percent 22.98% 10.57% 9.26%
C000016571      
Average Annual Return [Line Items]      
Average Annual Return, Percent 28.51% 11.06% 9.10%
C000016573      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Institutional Class    
Without Sales Load [Member] | C000016568      
Average Annual Return [Line Items]      
Average Annual Return, Percent 30.48% 11.89% 9.91%
Without Sales Load [Member] | C000016571      
Average Annual Return [Line Items]      
Average Annual Return, Percent 29.51% 11.06% 9.10%
Without Sales Load [Member] | C000149477      
Average Annual Return [Line Items]      
Average Annual Return, Percent 30.99% 12.35% 10.36%
Without Sales Load [Member] | C000016572      
Average Annual Return [Line Items]      
Average Annual Return, Percent 30.82% 12.20% 10.21%
Without Sales Load [Member] | C000016573      
Average Annual Return [Line Items]      
Average Annual Return, Percent 30.82% 12.24% 10.26%
DWS Index: MSCI EAFE Index      
Average Annual Return [Line Items]      
Average Annual Return, Percent 21.62% 9.35% 9.54%
DWS Index: MSCI EAFE Index      
Average Annual Return [Line Items]      
Average Annual Return, Percent 21.62% 9.35% 9.54%
DWS Index: MSCI EAFE Index      
Average Annual Return [Line Items]      
Average Annual Return, Percent 21.62% 9.35% 9.54%
DWS Index: MSCI EAFE Index      
Average Annual Return [Line Items]      
Average Annual Return, Percent 21.62% 9.35% 9.54%
DWS Index: MSCI EAFE Index      
Average Annual Return [Line Items]      
Average Annual Return, Percent 21.62% 9.35% 9.54%
DWS Index: MSCI EAFE® Value Index      
Average Annual Return [Line Items]      
Average Annual Return, Percent 28.49% 14.55% 10.48%
DWS Index: MSCI EAFE® Value Index      
Average Annual Return [Line Items]      
Average Annual Return, Percent 28.49% 14.55% 10.48%
DWS Index: MSCI EAFE® Value Index      
Average Annual Return [Line Items]      
Average Annual Return, Percent 28.49% 14.55% 10.48%
DWS Index: MSCI EAFE® Value Index      
Average Annual Return [Line Items]      
Average Annual Return, Percent 28.49% 14.55% 10.48%
DWS Index: MSCI EAFE® Value Index      
Average Annual Return [Line Items]      
Average Annual Return, Percent 28.49% 14.55% 10.48%