v3.25.4
Shareholder Report, Average Annual Return (Details)
12 Months Ended 35 Months Ended 60 Months Ended 68 Months Ended 118 Months Ended 120 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
C000073513            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name Spirit of America Income Fund - Class A Shares          
Average Annual Return, Percent 1.47%   0.86%     3.29%
C000167229            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name Spirit of America Income Fund - Class C Shares          
Average Annual Return, Percent 4.71%   1.07%   2.89%  
C000219380            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name Spirit of America Income Fund - Institutional Shares          
C000003857            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name Spirit of America Large Cap Value Fund - Class A Shares          
Average Annual Return, Percent 11.58%   14.73%     13.59%
C000167227            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name Spirit of America Large Cap Value Fund - Class C Shares          
Average Annual Return, Percent 15.95%   15.17%   13.90%  
C000219378            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name Spirit of America Large Cap Value Fund - Institutional Shares          
C000059931            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name Spirit of America Municipal Tax Free Bond Fund - Class A Shares          
Average Annual Return, Percent (1.07%)   (0.68%)     1.13%
C000167228            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name Spirit of America Municipal Tax Free Bond Fund - Class C Shares          
Average Annual Return, Percent 2.05%   (0.54%)   0.69%  
C000219379            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name Spirit of America Municipal Tax Free Bond Fund - Institutional Shares          
C000003855            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name Spirit of America Real Estate Income and Growth Fund - Class A Shares          
Average Annual Return, Percent (6.10%)   2.35%     3.68%
C000167226            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name Spirit of America Real Estate Income and Growth Fund - Class C Shares          
Average Annual Return, Percent (2.56%)   2.73%   3.66%  
C000219377            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name Spirit of America Real Estate Income and Growth Fund - Institutional Shares          
C000240591            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name Spirit of America Utilities Fund - Class A Shares          
Average Annual Return, Percent 7.96% 8.54%        
C000240590            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name Spirit of America Utilities Fund - Class C Shares          
Average Annual Return, Percent 12.72% 9.92%        
C000240589            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name Spirit of America Utilities Fund - Institutional Shares          
Without Sales Load [Member] | C000073513            
Average Annual Return [Line Items]            
Average Annual Return, Percent 6.50%   1.85%     3.79%
Without Sales Load [Member] | C000167229            
Average Annual Return [Line Items]            
Average Annual Return, Percent 5.71%   1.07%   2.89%  
Without Sales Load [Member] | C000219380            
Average Annual Return [Line Items]            
Average Annual Return, Percent 6.74%   2.08% 3.54%    
Without Sales Load [Member] | C000003857            
Average Annual Return [Line Items]            
Average Annual Return, Percent 17.77%   15.98%     14.20%
Without Sales Load [Member] | C000167227            
Average Annual Return [Line Items]            
Average Annual Return, Percent 16.95%   15.17%   13.90%  
Without Sales Load [Member] | C000219378            
Average Annual Return [Line Items]            
Average Annual Return, Percent 18.13%   16.33% 20.21%    
Without Sales Load [Member] | C000059931            
Average Annual Return [Line Items]            
Average Annual Return, Percent 3.91%   0.30%     1.63%
Without Sales Load [Member] | C000167228            
Average Annual Return [Line Items]            
Average Annual Return, Percent 3.05%   (0.54%)   0.69%  
Without Sales Load [Member] | C000219379            
Average Annual Return [Line Items]            
Average Annual Return, Percent 4.08%   0.45% 1.16%    
Without Sales Load [Member] | C000003855            
Average Annual Return [Line Items]            
Average Annual Return, Percent (0.94%)   3.47%     4.24%
Without Sales Load [Member] | C000167226            
Average Annual Return [Line Items]            
Average Annual Return, Percent (1.66%)   2.73%   3.66%  
Without Sales Load [Member] | C000219377            
Average Annual Return [Line Items]            
Average Annual Return, Percent (0.78%)   3.74% 5.95%    
Without Sales Load [Member] | C000240591            
Average Annual Return [Line Items]            
Average Annual Return, Percent 14.56% 10.77%        
Without Sales Load [Member] | C000240590            
Average Annual Return [Line Items]            
Average Annual Return, Percent 13.72% 9.92%        
Without Sales Load [Member] | C000240589            
Average Annual Return [Line Items]            
Average Annual Return, Percent 14.85% 11.03%        
Bloomberg U.S. Aggregate Bond Index            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name Bloomberg U.S. Aggregate Bond Index          
Average Annual Return, Percent 7.30%   (0.36%)     2.01%
Bloomberg U.S. Aggregate Bond Index            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name Bloomberg U.S. Aggregate Bond Index          
Average Annual Return, Percent 7.30%   (0.36%)   1.86%  
Bloomberg U.S. Aggregate Bond Index            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name Bloomberg U.S. Aggregate Bond Index          
Average Annual Return, Percent 7.30%   (0.36%) 0.12%    
S&P 500 Index TR            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name S&P 500<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 12px; font-weight: 700; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: center; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> Index          
Average Annual Return, Percent 17.88%   14.42%     14.82%
S&P 500 Index TR            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name S&P 500<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 12px; font-weight: 700; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: center; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> Index          
Average Annual Return, Percent 17.88%   14.42%   15.25%  
S&P 500 Index TR            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name S&P 500<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 12px; font-weight: 700; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: center; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> Index          
Average Annual Return, Percent 17.88%   14.42% 18.63%    
Bloomberg Municipal Bond Index            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name Bloomberg Municipal Bond Index          
Average Annual Return, Percent 4.25%   0.80%     2.34%
Bloomberg Municipal Bond Index            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name Bloomberg Municipal Bond Index          
Average Annual Return, Percent 4.25%   0.80%   2.29%  
Bloomberg Municipal Bond Index            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name Bloomberg Municipal Bond Index          
Average Annual Return, Percent 4.25%   0.80% 1.90%    
S&P 500 Index TR            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name S&P 500<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 12px; font-weight: 700; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: center; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> Index          
Average Annual Return, Percent 17.88%   14.42%     14.82%
S&P 500 Index TR            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name S&P 500<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 12px; font-weight: 700; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: center; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> Index          
Average Annual Return, Percent 17.88%   14.42%   15.25%  
S&P 500 Index TR            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name S&P 500<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 12px; font-weight: 700; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: center; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> Index          
Average Annual Return, Percent 17.88%   14.42% 18.63%    
S&P 500 Index TR            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name S&P 500<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 12px; font-weight: 700; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: center; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> Index          
Average Annual Return, Percent 17.88% 21.19%        
S&P 500 Index TR            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name S&P 500<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 12px; font-weight: 700; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: center; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> Index          
Average Annual Return, Percent 17.88% 21.19%        
S&P 500 Index TR            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name S&P 500<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 12px; font-weight: 700; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: center; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> Index          
Average Annual Return, Percent 17.88% 21.19%        
MSCI US REIT Gross (USD)            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name MSCI US REIT Index          
Average Annual Return, Percent 2.94%   6.58%     5.71%
MSCI US REIT Gross (USD)            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name MSCI US REIT Index          
Average Annual Return, Percent 2.94%   6.58%   5.62%  
MSCI US REIT Gross (USD)            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name MSCI US REIT Index          
Average Annual Return, Percent 2.94%   6.58% 9.44%    
S&P 500 Utilities Sector Index            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name S&P Utilities Select Sector Index          
Average Annual Return, Percent 16.04% 11.07%        
S&P 500 Utilities Sector Index            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name S&P Utilities Select Sector Index          
Average Annual Return, Percent 16.04% 11.07%        
S&P 500 Utilities Sector Index            
Average Annual Return [Line Items]            
Line Graph and Table Measure Name S&P Utilities Select Sector Index          
Average Annual Return, Percent 16.04% 11.07%