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Document and Entity Information
Jun. 08, 2020
Document And Entity Information [Line Items]  
Entity Registrant Name PINNACLE FINANCIAL PARTNERS INC
Amendment Flag false
Entity Central Index Key 0001115055
Current Fiscal Year End Date --12-31
Document Type 8-K
Document Period End Date Jun. 08, 2020
Entity Incorporation State Country Code TN
Entity File Number 000-31225
Entity Tax Identification Number 62-1812853
Entity Address, Address Line One 150 Third Avenue South
Entity Address, Address Line Two Suite 900
Entity Address, City or Town Nashville
Entity Address, Address Line Three Tennessee (37201)
Entity Address, State or Province TN
Entity Address, Postal Zip Code 37201
City Area Code (615)
Local Phone Number 744-3700
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Common Stock [Member]  
Document And Entity Information [Line Items]  
Security 12b Title Common Stock par value $1.00
Trading Symbol PNFP
Security Exchange Name NASDAQ
Series B Preferred Stock [Member]  
Document And Entity Information [Line Items]  
Security 12b Title Depositary Shares (each representing a 1/40th interest in a share of 6.75% Fixed-Rate Non-Cumulative Perpetual Preferred Stock, Series B)
Trading Symbol PNFPP
Security Exchange Name NASDAQ