Document And Entity Information - shares	6 Months Ended
	Jun. 30, 2018	Aug. 02, 2018
Document And Entity Information [Abstract]
Document Type	10-Q/A
Amendment Flag	true
Amendment Description	This Amendment No. 1 on Form 10-Q/A (this “Form 10-Q/A") amends and restates certain items noted below in the Quarterly Report on Form 10-Q of Lonestar Resources US Inc. (the “Company”) for the quarter ended June 30, 2018, as originally filed with the Securities and Exchange Commission on May 14, 2018 (the “Original Filing”). This Form 10-Q/A amends the Original Filing to reflect the correction of an error in the previously-reported unaudited condensed consolidated financial statements related to the Company’s depreciation, depletion and amortization (“DD&A”) expense calculation. See Note 2 to the Condensed Consolidated Financial Statements included in Item 1 for additional information and a reconciliation of the previously reported amounts to the restated amounts.
Document Period End Date	Jun. 30, 2018
Trading Symbol	LONE
Document Fiscal Year Focus	2018
Document Fiscal Period Focus	Q2
Entity Registrant Name	Lonestar Resources US Inc.
Entity Central Index Key	0001661920
Current Fiscal Year End Date	--12-31
Entity Filer Category	Non-accelerated Filer
Entity Emerging Growth Company	true
Entity Small Business	true
Entity Ex Transition Period	false
Entity Common Stock, Shares Outstanding		24,637,127