3.23.1 html 43 28 1 false 9 0 false 1 false false R1.htm 000100 - Document - Document and Entity Information Sheet http://apei.com/role/DocumentAndEntityInformation Document and Entity Information Cover 1 false false R2.htm 060100 - Disclosure - Pay vs Performance Disclosure Sheet http://apei.com/role/PayVsPerformanceDisclosure Pay vs Performance Disclosure Notes 2 false false All Reports Book All Reports ny20007427x2_def14a.htm apei-20230519.xsd apei-20230519_def.xml apei-20230519_lab.xml apei-20230519_pre.xml logo_apeiv2.jpg logo_apeiv3.jpg logo_apeiv3x1.jpg ny20007427x2_afabrega.jpg ny20007427x2_angelaselden.jpg ny20007427x2_arrow.jpg ny20007427x2_barbarakurshan.jpg ny20007427x2_bcovx1.jpg ny20007427x2_boxes.jpg ny20007427x2_boxes1x1.jpg ny20007427x2_danielpianko.jpg ny20007427x2_ericandersen.jpg ny20007427x2_fcovx1.jpg ny20007427x2_gblevins1.jpg ny20007427x2_jhalle1.jpg ny20007427x2_jkenis.jpg ny20007427x2_linegraph02.jpg ny20007427x2_linegraph03.jpg ny20007427x2_linegraph04.jpg ny20007427x2_mbraner.jpg ny20007427x2_pc1.jpg ny20007427x2_pc2.jpg ny20007427x2_piechart03.jpg ny20007427x2_piechart04.jpg ny20007427x2_piechart05.jpg ny20007427x2_piecharts0x1.jpg ny20007427x2_willrobinson.jpg sig_eandersen.jpg sig_tbeckett.jpg http://fasb.org/us-gaap/2022 http://xbrl.sec.gov/dei/2022q4 http://xbrl.sec.gov/ecd/2022q4 true false