S000000697 [Member] Average Annual Total Returns |
12 Months Ended | 60 Months Ended | 120 Months Ended |
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
|
| Russell 1000® Index (reflects no deduction for expenses or taxes) | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 17.37% | 13.59% | 14.59% |
| Clearwater Core Equity Fund | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 19.40% | 14.91% | 14.44% |
| Clearwater Core Equity Fund | After Taxes on Distributions | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 19.12% | 14.48% | 13.65% |
| Clearwater Core Equity Fund | After Taxes on Distributions and Sales | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 11.68% | 11.92% | 11.85% |