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Document and Entity Information
Nov. 25, 2025
Entity Listings [Line Items]  
Document Type 8-K
Amendment Flag false
Document Period End Date Nov. 25, 2025
Entity File Number 001-39309
Entity Registrant Name PINNACLE FINANCIAL PARTNERS, INC.
Entity Central Index Key 0001115055
Entity Incorporation, State or Country Code TN
Entity Tax Identification Number 62-1812853
Entity Address, Address Line One 21 Platform Way South
Entity Address, Address Line Two Suite 2300
Entity Address, City or Town Nashville
Entity Address, State or Province TN
Entity Address, Postal Zip Code 37203
City Area Code 615
Local Phone Number 744-3700
Entity Emerging Growth Company false
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Common Stock [Member]  
Entity Listings [Line Items]  
Title of 12(b) Security Common Stock (par value $1.00 per share)
Trading Symbol PNFP
Security Exchange Name NASDAQ
Depositary Shares (each representing a 1/40th interest in a share of 6.75% Fixed-Rate Non-Cumulative Perpetual Preferred Stock, Series B) [Member]  
Entity Listings [Line Items]  
Title of 12(b) Security 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