Shareholder Report, Average Annual Return (Details)
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12 Months Ended |
60 Months Ended |
76 Months Ended |
120 Months Ended |
Jul. 31, 2026 |
Jul. 31, 2026 |
Jul. 31, 2026 |
Jul. 31, 2026 |
| C000009466 |
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| Average Annual Return [Line Items] |
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| Line Graph and Table Measure Name |
Investor shares
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| C000071456 |
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| Average Annual Return [Line Items] |
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| Line Graph and Table Measure Name |
Institutional shares
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| C000009467 |
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| Average Annual Return [Line Items] |
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| Line Graph and Table Measure Name |
Class Y shares
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| C000217516 |
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| Average Annual Return [Line Items] |
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| Line Graph and Table Measure Name |
Investor shares
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| C000217517 |
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| Average Annual Return [Line Items] |
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| Line Graph and Table Measure Name |
Institutional shares
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| C000039201 |
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| Average Annual Return [Line Items] |
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| Line Graph and Table Measure Name |
Investor shares
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| C000123188 |
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| Average Annual Return [Line Items] |
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| Line Graph and Table Measure Name |
Institutional shares
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| C000200995 |
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| Average Annual Return [Line Items] |
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| Line Graph and Table Measure Name |
Class Y shares
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| C000009468 |
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| Average Annual Return [Line Items] |
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| Line Graph and Table Measure Name |
Investor shares
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| C000110199 |
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| Average Annual Return [Line Items] |
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| Line Graph and Table Measure Name |
Institutional shares
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| C000200994 |
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| Average Annual Return [Line Items] |
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| Line Graph and Table Measure Name |
Class Y shares
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| Without Sales Load [Member] | C000009466 |
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| Average Annual Return [Line Items] |
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| Average Annual Return, Percent |
16.94%
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8.55%
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12.62%
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| Without Sales Load [Member] | C000071456 |
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| Average Annual Return [Line Items] |
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| Average Annual Return, Percent |
17.28%
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8.87%
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12.99%
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| Without Sales Load [Member] | C000009467 |
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| Average Annual Return [Line Items] |
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| Average Annual Return, Percent |
17.19%
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8.78%
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12.89%
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| Without Sales Load [Member] | C000217516 |
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| Average Annual Return [Line Items] |
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| Average Annual Return, Percent |
28.83%
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2.70%
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13.67%
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| Without Sales Load [Member] | C000217517 |
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| Average Annual Return [Line Items] |
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| Average Annual Return, Percent |
29.09%
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2.96%
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13.95%
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| Without Sales Load [Member] | C000039201 |
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| Average Annual Return [Line Items] |
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| Average Annual Return, Percent |
24.14%
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8.78%
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8.11%
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| Without Sales Load [Member] | C000123188 |
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| Average Annual Return [Line Items] |
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| Average Annual Return, Percent |
24.67%
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9.22%
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8.53%
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| Without Sales Load [Member] | C000200995 |
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| Average Annual Return [Line Items] |
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| Average Annual Return, Percent |
24.53%
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9.15%
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8.39%
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| Without Sales Load [Member] | C000009468 |
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| Average Annual Return [Line Items] |
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| Average Annual Return, Percent |
2.39%
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(0.79%)
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1.42%
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| Without Sales Load [Member] | C000110199 |
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| Average Annual Return [Line Items] |
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| Average Annual Return, Percent |
2.69%
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(0.49%)
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1.72%
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| Without Sales Load [Member] | C000200994 |
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| Average Annual Return [Line Items] |
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| Average Annual Return, Percent |
2.61%
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(0.56%)
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1.53%
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| Domini Index: S&P 500 Index |
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| Average Annual Return [Line Items] |
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| Line Graph and Table Measure Name |
S&P 500 Index
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| Average Annual Return, Percent |
19.56%
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12.86%
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15.08%
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| Domini Index: S&P 500 Index |
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| Average Annual Return [Line Items] |
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| Line Graph and Table Measure Name |
S&P 500 Index
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| Average Annual Return, Percent |
19.56%
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12.86%
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15.08%
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| Domini Index: S&P 500 Index |
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| Average Annual Return [Line Items] |
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| Line Graph and Table Measure Name |
S&P 500 Index
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| Average Annual Return, Percent |
19.56%
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12.86%
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15.08%
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| Domini Index: MSCI World Equal Weighted Index |
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| Average Annual Return [Line Items] |
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| Line Graph and Table Measure Name |
MSCI World Equal Weighted Index (net)
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| Average Annual Return, Percent |
18.66%
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7.41%
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14.72%
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| Domini Index: MSCI World Equal Weighted Index |
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| Average Annual Return [Line Items] |
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| Line Graph and Table Measure Name |
MSCI World Equal Weighted Index (net)
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| Average Annual Return, Percent |
18.66%
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7.41%
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14.72%
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| Domini Index: MSCI EAFE Net Total Return USD Index |
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| Average Annual Return [Line Items] |
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| Line Graph and Table Measure Name |
MSCI EAFE Net Total Return USD Index
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| Average Annual Return, Percent |
24.33%
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9.31%
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9.33%
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| Domini Index: MSCI EAFE Net Total Return USD Index |
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| Average Annual Return [Line Items] |
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| Line Graph and Table Measure Name |
MSCI EAFE Net Total Return USD Index
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| Average Annual Return, Percent |
24.33%
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9.31%
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9.33%
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| Domini Index: MSCI EAFE Net Total Return USD Index |
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| Average Annual Return [Line Items] |
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| Line Graph and Table Measure Name |
MSCI EAFE Net Total Return USD Index
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| Average Annual Return, Percent |
24.33%
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9.31%
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9.33%
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| Domini Index: Bloomberg U.S. Aggregate Bond Index |
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| Average Annual Return [Line Items] |
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| Line Graph and Table Measure Name |
Bloomberg U.S. Aggregate Bond Index
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| Average Annual Return, Percent |
2.71%
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(0.40%)
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1.35%
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| Domini Index: Bloomberg U.S. Aggregate Bond Index |
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| Average Annual Return [Line Items] |
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| Line Graph and Table Measure Name |
Bloomberg U.S. Aggregate Bond Index
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| Average Annual Return, Percent |
2.71%
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(0.40%)
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1.35%
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| Domini Index: Bloomberg U.S. Aggregate Bond Index |
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| Average Annual Return [Line Items] |
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| Line Graph and Table Measure Name |
Bloomberg U.S. Aggregate Bond Index
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| Average Annual Return, Percent |
2.71%
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(0.40%)
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1.35%
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