XML 12 R1.htm IDEA: XBRL DOCUMENT v3.21.2
Cover Page - shares
9 Months Ended
Sep. 30, 2021
Nov. 01, 2021
Cover [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Sep. 30, 2021  
Document Transition Report false  
Entity File Number 0-17077  
Entity Registrant Name PENNS WOODS BANCORP INC  
Entity Incorporation, State or Country Code PA  
Entity Address, Address Line One 300 Market Street, P.O. Box 967  
Entity Tax Identification Number 23-2226454  
Entity Address, City or Town Williamsport  
Entity Address, State or Province PA  
Postal Zip Code 17703-0967  
City Area Code 570  
Local Phone Number 322-1111  
Title of 12(b) Security Common stock, $5.55 par value  
Trading Symbol PWOD  
Security Exchange Name NASDAQ  
Entity Current Reporting Status Yes  
Entity Other Identification Type Yes  
Entity Filer Category Non-accelerated Filer  
Smaller Reporting Company true  
Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding (in shares)   7,069,518
Entity Central Index Key 0000716605  
Amendment Flag false  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2021  
Document Fiscal Period Focus Q3