v3.8.0.1
Document And Entity Information - shares
9 Months Ended
Sep. 24, 2017
Oct. 20, 2017
Document And Entity Information    
Entity Registrant Name PATRICK INDUSTRIES INC  
Entity Central Index Key 0000076605  
Trading Symbol patk  
Current Fiscal Year End Date --12-31  
Entity Filer Category Large Accelerated Filer  
Entity Common Stock, Shares Outstanding (in shares)   16,821,878
Document Type 10-Q  
Document Period End Date Sep. 24, 2017  
Document Fiscal Year Focus 2017  
Document Fiscal Period Focus Q3  
Amendment Flag false