John Hancock Managed Account Shares Bond Completion Portfolio Average Annual Total Returns |
12 Months Ended | 24 Months Ended | 60 Months Ended | 78 Months Ended | |
|---|---|---|---|---|---|
May 31, 2026 |
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
|
| Bloomberg U.S. Aggregate Bond Index (reflects no deduction for fees, expenses, or taxes)[Member] | |||||
| Prospectus [Line Items] | |||||
| Average Annual Return, Percent | 7.30% | 4.59% | (0.36%) | 1.22% | |
| None or SAME | |||||
| Prospectus [Line Items] | |||||
| Average Annual Return, Percent | 8.62% | 4.75% | |||
| Performance Inception Date | Dec. 19, 2023 | ||||
| None or SAME | After Taxes on Distributions | |||||
| Prospectus [Line Items] | |||||
| Average Annual Return, Percent | 6.47% | 2.66% | |||
| None or SAME | After Taxes on Distributions and Sales | |||||
| Prospectus [Line Items] | |||||
| Average Annual Return, Percent | 5.51% | 2.72% |