01 - Document - Document And Entity Information {Elements} link:presentationLink link:definitionLink link:calculationLink 02 - Document - Risk/Return Summary (Touchstone Core Bond Fund) {Unlabeled} link:presentationLink link:definitionLink link:calculationLink 03 - Schedule - Shareholder Fees link:presentationLink link:definitionLink link:calculationLink 031 - Schedule - Annual Fund Operating Expenses link:presentationLink link:definitionLink link:calculationLink 032 - Schedule - Expense Example link:presentationLink link:definitionLink link:calculationLink 033 - Schedule - Expense Example, No Redemption link:presentationLink link:definitionLink link:calculationLink 034 - Schedule - Annual Total Returns link:presentationLink link:definitionLink link:calculationLink 035 - Schedule - Average Annual Total Returns {Transposed} link:presentationLink link:definitionLink link:calculationLink 09 - Disclosure - Risk/Return Detail Data {Elements} link:presentationLink link:definitionLink link:calculationLink 0410 - Document - Risk/Return Summary (Touchstone High Yield Fund) {Unlabeled} link:presentationLink link:definitionLink link:calculationLink 0411 - Schedule - Shareholder Fees link:presentationLink link:definitionLink link:calculationLink 0412 - Schedule - Annual Fund Operating Expenses link:presentationLink link:definitionLink link:calculationLink 0413 - Schedule - Expense Example (Touchstone High Yield Fund) link:presentationLink link:definitionLink link:calculationLink 0414 - Schedule - Expense Example, No Redemption link:presentationLink link:definitionLink link:calculationLink 0415 - Schedule - Annual Total Returns link:presentationLink link:definitionLink link:calculationLink 0416 - Schedule - Average Annual Total Returns {Transposed} link:presentationLink link:definitionLink link:calculationLink 0417 - Disclosure - Risk/Return Detail Data (Touchstone High Yield Fund ) {Elements} link:presentationLink link:definitionLink link:calculationLink 0418 - Document - Risk/Return Summary (Touchstone Money Market Fund) {Unlabeled} link:presentationLink link:definitionLink link:calculationLink 0419 - Disclosure - Risk/Return Detail Data (Touchstone Money Market Fund) {Elements} link:presentationLink link:definitionLink link:calculationLink 0420 - Document - Risk/Return Summary (Touchstone Institutional Money Market Fund) {Unlabeled} link:presentationLink link:definitionLink link:calculationLink 0421 - Disclosure - Risk/Return Detail Data (Touchstone Institutional Money Market Fund){Elements} link:presentationLink link:definitionLink link:calculationLink