Cover Page - USD ($)	12 Months Ended
Cover Page - USD ($)	Dec. 31, 2021	Mar. 31, 2022	Jun. 30, 2021
Document Information [Line Items]
Document Type	10-K/A
Document Annual Report	true
Document Period End Date	Dec. 31, 2021
Current Fiscal Year End Date	--12-31
Document Transition Report	false
Entity File Number	001-35913
Entity Registrant Name	TRISTATE CAPITAL HOLDINGS, INC.
Entity Incorporation, State or Country Code	PA
Entity Tax Identification Number	20-4929029
Entity Address, Address Line One	One Oxford Centre
Entity Address, Address Line Two	301 Grant Street, Suite 2700
Entity Address, City or Town	Pittsburgh
Entity Address, State or Province	PA
Entity Address, Postal Zip Code	15219
City Area Code	(412)
Local Phone Number	304-0304
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
ICFR Auditor Attestation Flag	true
Entity Shell Company	false
Entity Public Float			$ 498,142,483
Entity Common Stock, Shares Outstanding		33,636,462
Documents Incorporated by Reference	DOCUMENTS INCORPORATED BY REFERENCE None.
Entity Central Index Key	0001380846
Amendment Flag	true
Document Fiscal Year Focus	2021
Document Fiscal Period Focus	FY
Common stock
Document Information [Line Items]
Title of 12(b) Security	Common Stock, no par value
Trading Symbol	TSC
Security Exchange Name	NASDAQ
Series A preferred stock depositary share
Document Information [Line Items]
Title of 12(b) Security	Depositary Shares, Each Representing a 1/40th Interest in a Share of 6.75% Fixed-to-Floating Rate Series A Non-Cumulative Perpetual Preferred Stock
Trading Symbol	TSCAP
Security Exchange Name	NASDAQ
Series B preferred stock depositary share
Document Information [Line Items]
Title of 12(b) Security	Depositary Shares, Each Representing a 1/40th Interest in a Share of 6.375% Fixed-to-Floating Rate Series B Non-Cumulative Perpetual Preferred Stock
Trading Symbol	TSCBP
Security Exchange Name	NASDAQ

TriState Capital Holdings, Inc. 10-K/A