Risk/Return: Document Type Document Period End Date Registrant Name Central Index Key Amendment Flag Document Creation Date Document Effective Date Prospectus Date Clearwater investment trust [Abstract] Prospectus: Supplement [Text Block] Supplement [Text Block] Supplement Text Block Series [Axis] Entity [Domain] Series S000000699 [Member] Clearwater Tax-Exempt Bond Fund S000024756 [Member] Clearwater International Fund