v3.26.3
Shareholder Report, Average Annual Return (Details)
 12 Months Ended 60 Months Ended 120 Months Ended
Jul. 31, 2026
Jul. 31, 2026
Jul. 31, 2026
C000009519 [Member]      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Davis New York Venture Fund (Class Y)    
Average Annual Return, Percent 30.82% 12.50% 13.42%
C000009520 [Member]      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Davis New York Venture Fund (Class R)    
Average Annual Return, Percent 30.15% 11.93% 12.82%
C000009518 [Member]      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Davis New York Venture Fund (Class C) — With CDSC    
Average Annual Return, Percent [1],[2] 28.45% 11.30% 12.41%
C000009516 [Member]      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Davis New York Venture Fund (Class A) — With sales charge    
Average Annual Return, Percent [3] 24.33% 11.15% 12.59%
Without Sales Load [Member] | C000009518 [Member]      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Davis New York Venture Fund (Class C) — Without CDSC    
Average Annual Return, Percent [1] 29.45% 11.30% 12.41%
Without Sales Load [Member] | C000009516 [Member]      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Davis New York Venture Fund (Class A) — Without sales charge    
Average Annual Return, Percent 30.53% 12.23% 13.13%
Standard & Poor's 500 Index [Member]      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name S&P 500 Index    
Average Annual Return, Percent 19.56% 12.85% 15.07%
Russell 1000 Value Index [Member]      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Russell 1000 Value Index    
Average Annual Return, Percent 31.19% 11.82% 11.61%
[1]
Because Class C shares automatically convert to Class A shares after 8 years, the “10-Year” returns for Class C reflect Class A performance for the period after conversion.
[2]
Includes any applicable contingent deferred sales charge (“CDSC”).
[3]
Reflects 4.75% front-end sales charge.