Regulation check

Detail of Air Force Personnel to Duty reads like a Personnel & Career question — these are the publications that govern it in each branch:

PublicationBranchTitleDateStatus
DoDI 1000.17DoD-wideDetail of DoD Personnel to Duty Outside the Department of Defense2013-10-30Current
DODI 1000.17 AFI 36-2119Air ForceDetail Of Air Force Personnel To Duty Outside The Department Of Defense2019-11-15Current
AFI 36-2119Air ForceDetail of Air Force Personnel to Duty2019-11-15Not in the current catalog
DoDI 1100.23DoD-wideDetail of Personnel to OSD2012-09-26Current
DoDI 1402.03 Volume 3DoD-wideSenior Executive Service (SES), Senior Level (SL), and Scientific and Professional (ST) Personnel Categories in the DoD Fourth Estate: Staffing, Reassignments, Transfers, Details, and Reinstatements2014-04-30Current
Looking for an actual answer, not just the pub? Ask it as a question — free, and it quotes the regulation text where indexed.
Numbers match loosely — “ar670”, “AR 670-1”, and “670-1” all find the same pub. Every result shows its live status from the official catalog.