Document And Entity Information - USD ($)	12 Months Ended
	Mar. 31, 2023	Jun. 27, 2023	Sep. 30, 2022
Document Information Line Items
Entity Registrant Name	Jerash Holdings (US), Inc.
Trading Symbol	JRSH
Document Type	10-K/A
Current Fiscal Year End Date	--03-31
Entity Common Stock, Shares Outstanding		12,294,840
Entity Public Float			$ 31,203,742
Amendment Flag	true
Amendment Description	Jerash Holdings (US), Inc. (the “Company”) is filing this Amendment No. 1 to the Annual Report on Form 10-K (this “Amendment”) to (i) amend the cover page of the Annual Report on Form 10-K for the fiscal year ended March 31, 2023 (the “Original Form 10-K”), filed with the U.S. Securities and Exchange Commission (the “SEC”) on June 28, 2023 to reflect that the Company is no longer an emerging growth company, (ii) amend the Risk Factors section to remove a risk factor no longer applicable to us, (iii) provide a revised report of the Company’s independent registered public accounting firm for the year ended March 31, 2023, which reflects the addition of critical audit matters, since the Company is no longer an emerging growth company, and (iv) provide updated consents of the Company’s independent registered public accounting firms.Pursuant to Rule 12b-15 under the Securities Exchange Act of 1934, as amended (the “Exchange Act”), this Amendment also contains new certifications of the Company’s principal executive officer and principal financial officer.Except as described above, no other changes have been made to the Original Form 10-K and this Amendment does not reflect events occurring after the filing of the Original Form 10-K, and no attempt has been made in this Amendment to modify or update other disclosures as presented in the Original Form 10-K. Accordingly, this Amendment should be read in conjunction with the Original Form 10-K and the Company’s filings made with the SEC subsequent to the Original Form 10-K.
Entity Central Index Key	0001696558
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Filer Category	Non-accelerated Filer
Entity Well-known Seasoned Issuer	No
Document Period End Date	Mar. 31, 2023
Document Fiscal Year Focus	2023
Document Fiscal Period Focus	FY
Entity Small Business	true
Entity Emerging Growth Company	false
Entity Shell Company	false
ICFR Auditor Attestation Flag	false
Document Annual Report	true
Document Transition Report	false
Entity File Number	001-38474
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	81-4701719
Entity Address, Address Line One	277 Fairfield Road
Entity Address, Address Line Two	Suite 338
Entity Address, City or Town	Fairfield
Entity Address, State or Province	NJ
Entity Address, Postal Zip Code	07004
City Area Code	(201)
Local Phone Number	285-7973
Title of 12(b) Security	Common Stock, par value $0.001 per share
Security Exchange Name	NASDAQ
Entity Interactive Data Current	Yes
Document Financial Statement Error Correction [Flag]	false
Auditor Firm ID	688
Auditor Name	Marcum LLP
Auditor Location	Marlton, New Jersey
Auditor 2022 [Member]
Document Information Line Items
Auditor Firm ID	711
Auditor Name	Friedman LLP
Auditor Location	New York, New York