Document and Entity Information - USD ($)	5 Months Ended
	Dec. 31, 2019	Mar. 26, 2020	Jun. 28, 2019
Entity Registrant Name	FinServ Acquisition Corp.
Entity Central Index Key	0001785424
Document Type	10-K
Amendment Flag	false
Document Period End Date	Dec. 31, 2019
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2019
Current Fiscal Year End Date	--12-31
Entity Current Reporting Status	Yes
Entity Well Known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Shell Company	true
Entity Emerging Growth Company	true
Entity Extended Transition Period	false
Entity Public Float			$ 0
Entity File Number	001-39116
Entity Interactive Data Current	Yes
Entity Incorporation, State or Country Code	DE
Class A Common Stock
Entity Common Stock, Shares Outstanding		25,665,000
Class B Common Stock
Entity Common Stock, Shares Outstanding		6,250,000