Document And Entity Information - shares	9 Months Ended
	Sep. 30, 2022	Oct. 27, 2022
Document And Entity Information [Abstract]
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	Sep. 30, 2022
Document Fiscal Period Focus	Q3
Document Transition Report	false
Entity File Number	000-51018
Entity Registrant Name	THE BANCORP, INC.
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	23-3016517
Entity Address, Address Line One	409 Silverside Road
Entity Address, City or Town	Wilmington
Entity Address, State or Province	DE
Entity Address, Postal Zip Code	19809
City Area Code	302
Local Phone Number	385-5000
Title of 12(b) Security	Common Stock, par value $1.00 per share
Trading Symbol	TBBK
Security Exchange Name	NASDAQ
Entity Filer Category	Large Accelerated Filer
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Emerging Growth Company	false
Entity Small Business	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		55,981,560
Amendment Flag	false
Current Fiscal Year End Date	--12-31
Document Fiscal Year Focus	2022
Entity Central Index Key	0001295401