Cover Page - shares	6 Months Ended
	Sep. 30, 2024	Nov. 01, 2024
Cover [Abstract]
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	Sep. 30, 2024
Document Fiscal Year Focus	2024
Document Fiscal Period Focus	Q2
Current Fiscal Year End Date	--03-31
Document Transition Report	false
Entity File Number	001-41915
Entity Registrant Name	FRANKLIN TEMPLETON DIGITAL HOLDINGS TRUST
Amendment Flag	false
Entity Central Index Key	0001992870
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	93-6855785
Entity Address, Address Line One	One Franklin Parkway
Entity Address, City or Town	San Mateo
Entity Address, State or Province	CA
Entity Address, Postal Zip Code	94403
City Area Code	650
Local Phone Number	312-2000
Title of 12(b) Security	Shares of Franklin Bitcoin ETF
Trading Symbol	EZBC
Security Exchange Name	CboeBZX
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	true
Entity Ex Transition Period	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		12,800,000