XML 10 R1.htm IDEA: XBRL DOCUMENT v3.21.1
Document And Entity Information - shares
3 Months Ended
Mar. 31, 2021
Apr. 28, 2021
Cover [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Mar. 31, 2021  
Document Fiscal Year Focus 2021  
Document Fiscal Period Focus Q1  
Entity Registrant Name PotlatchDeltic Corporation  
Entity Central Index Key 0001338749  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Current Fiscal Year End Date --12-31  
Entity Filer Category Large Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Common Stock, Shares Outstanding   67,042,259
Entity Shell Company false  
Entity File Number 1-32729  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 82-0156045  
Entity Address, Address Line One 601 West First Avenue  
Entity Address, Address Line Two Suite 1600  
Entity Address, City or Town Spokane  
Entity Address, State or Province WA  
Entity Address, Postal Zip Code 99201  
City Area Code (509)  
Local Phone Number 835-1500  
Document Quarterly Report true  
Document Transition Report false  
Title of each class Common Stock  
Trading symbol(s) PCH  
Name of each exchange on which registered NASDAQ