v3.26.1
Average Annual Total Returns - Allspring Managed Account CoreBuilder® Shares - Series EPI - CoreBuilder Shares - Series EPI
12 Months Ended 120 Months Ended
Mar. 31, 2026
Dec. 31, 2025
Dec. 31, 2025
S&P 500 Index (reflects no deduction for fees, expenses, or taxes) [Member]      
Prospectus [Line Items]      
Average Annual Return, Percent   17.88% 21.88%
Series EPI      
Prospectus [Line Items]      
Average Annual Return, Percent   21.31% 18.87%
Performance Inception Date Jun. 07, 2023    
Series EPI | After Taxes on Distributions      
Prospectus [Line Items]      
Average Annual Return, Percent   19.57% 17.54%
Performance Inception Date Jun. 07, 2023    
Series EPI | After Taxes on Distributions and Sales      
Prospectus [Line Items]      
Average Annual Return, Percent   13.60% 14.47%
Performance Inception Date Jun. 07, 2023