v3.26.3
SHARE-BASED COMPENSATION PLANS - Summary of Nonvested Restricted Shares Activity (Details) - Orrstown 2011 Incentive Stock Plan - Restricted Stock
9 Months Ended
Sep. 30, 2026
$ / shares
shares
Shares  
Nonvested shares, beginning of year (in shares) | shares 253,755
Granted (in shares) | shares 196,550
Forfeited (in shares) | shares (4,657)
Vested (in shares) | shares (158,439)
Nonvested shares, at period end (in shares) | shares 287,209
Weighted Average Grant Date Fair Value  
Nonvested shares, beginning of year (in usd per share) | $ / shares $ 30.47
Granted (in usd per share) | $ / shares 36.64
Forfeited (in usd per share) | $ / shares 35.94
Vested (in usd per share) | $ / shares 30.55
Nonvested shares, at period end (in usd per share) | $ / shares $ 34.56