XML 255 R181.htm IDEA: XBRL DOCUMENT v3.25.4
PREMIER [Member] Average Annual Total Returns - PREMIER - Premier Shares
12 Months Ended 60 Months Ended 77 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Prospectus [Line Items]      
Average Annual Return, Percent 4.33% 3.28% 2.77%
Performance Inception Date     Jul. 26, 2019