Document And Entity Information (USD $)	12 Months Ended
	Dec. 31, 2013	Feb. 28, 2014	Jun. 30, 2013
Document And Entity Information [Abstract]
Document Type	10-K
Amendment Flag	true
Amendment Description	This Amendment No. 1 to the Quicksilver Resources Inc. Annual Report on Form 10-K for the fiscal year ended December 31, 2013, which was originally filed with the Securities and Exchange Commission on March 17, 2014 (the “Original Filing”), is being filed to correct inadvertent clerical errors in Exhibits 31.1, 31.2 and 32.1. No other change to the previously filed certifications is intended to be made by the filing of this Form 10-K/A, and this Form 10-K/A does not amend, update or change any other items or disclosures contained in the Original Filing. This Amendment No. 1 to the Form 10-K continues to speak as of the date of the Original Filing and does not reflect any events that occurred at any subsequent date.
Document Period End Date	Dec. 31, 2013
Document Fiscal Year Focus	2013
Document Fiscal Period Focus	FY
Entity Registrant Name	QUICKSILVER RESOURCES INC
Entity Central Index Key	0001060990
Current Fiscal Year End Date	--12-31
Entity Filer Category	Accelerated Filer
Entity Common Stock, Shares Outstanding		177,191,991
Entity Well-known Seasoned Issuer	No
Entity Public Float			$ 209,743,745
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No