Quicksilver Stockholders' Equity (Common Shares And Treasury Share Activity) (Details)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Schedule of Equity Method Investments [Line Items]
Common Stock, Shares, Issued	183,994,879	179,015,118
Treasury Stock, Shares	6,698,640	5,921,102
Common Stock [Member]
Schedule of Equity Method Investments [Line Items]
Common Stock, Shares, Issued	183,994,879,000	179,015,118,000	176,980,483,000	175,524,816,000
Stock options exercised	0	1,572,000	209,221,000
Restricted stock activity	4,979,761,000	2,033,063,000	1,246,446,000
Treasury Stock [Member]
Schedule of Equity Method Investments [Line Items]
Treasury Stock, Shares	6,698,640,000	5,921,102,000	5,379,702,000	5,050,450,000
Stock options exercised	0	0	0
Restricted stock activity	777,538,000	541,400,000	329,252,000