3.26.1 html 19327 39 1 true 266 0 false 3 false false R1.htm 030000 - Disclosure - Form N-CSR Cover Sheet http://xbrl.sec.gov/oef/role/NcsrCover Form N-CSR Cover Cover 1 false false R2.htm 030001 - Disclosure - Shareholder Report Sheet http://xbrl.sec.gov/oef/role/ShareholderReport Shareholder Report Notes 2 false false R3.htm 040010 - Disclosure - Shareholder Report, Line Graph (Details) Sheet http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails Shareholder Report, Line Graph (Details) Details 3 false false R4.htm 040015 - Disclosure - Shareholder Report, Average Annual Return (Details) Sheet http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails Shareholder Report, Average Annual Return (Details) Details 4 false false R5.htm 040020 - Disclosure - Shareholder Report, Holdings (Details) Sheet http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails Shareholder Report, Holdings (Details) Details 5 false false All Reports Book All Reports allspring-20260430.xsd d104799dncsr.htm g104799g00j56.jpg g104799g01e42.jpg g104799g02w38.jpg g104799g05b12.jpg g104799g07h16.jpg g104799g07r39.jpg g104799g15e42.jpg g104799g15l86.jpg g104799g16u19.jpg g104799g19p15.jpg g104799g22t69.jpg g104799g23b82.jpg g104799g23f41.jpg g104799g25y54.jpg g104799g27z97.jpg g104799g28n24.jpg g104799g30k96.jpg g104799g34d31.jpg g104799g34h17.jpg g104799g37s23.jpg g104799g44m71.jpg g104799g48y32.jpg g104799g50s80.jpg g104799g53h36.jpg g104799g53n75.jpg g104799g55i90.jpg g104799g58j07.jpg g104799g62x58.jpg g104799g64u29.jpg g104799g65i57.jpg g104799g65l94.jpg g104799g65o58.jpg g104799g66j30.jpg g104799g67y76.jpg g104799g72q84.jpg g104799g73o84.jpg g104799g77j51.jpg g104799g82y57.jpg g104799g83c87.jpg g104799g83w93.jpg g104799g84r53.jpg g104799g88f96.jpg g104799g89d20.jpg g104799g89g51.jpg g104799g90l60.jpg g104799g93r38.jpg g104799img0ddd39522.jpg g104799img10d7426d2.jpg g104799img148220953.gif g104799img185645122.jpg g104799img188c0ecc3.gif g104799img1af100de2.jpg g104799img2b4f6e5f3.gif g104799img34bcb3591.jpg g104799img430513743.gif g104799img78de32072.jpg g104799img7c0861c82.jpg g104799img83e7695c1.jpg g104799img90df204f1.jpg g104799img91d8e72a2.jpg g104799img9552c2141.jpg g104799img9db3d4fa1.jpg g104799imga19b00741.jpg g104799imgad09b3bc1.jpg g104799imgbcfcd8732.jpg g104799imgc72f26b83.gif g104799imgcda3e7161.jpg g104799imge1c4b09c1.jpg g104799imgee48a3e83.gif g104799imgf06f192f3.gif g104799imgfadce7252.jpg g104799imgfb39f9283.gif g104799imgfbe637273.gif http://fasb.org/us-gaap/2025 http://xbrl.sec.gov/dei/2025 http://xbrl.sec.gov/oef/2025 false false