Quicksilver Stockholders' Equity (Tables)

9 Months Ended

Sep. 30, 2011

Quicksilver Stockholders' Equity [Abstract]

Estimated Fair Value Of Stock Options Granted

Wtd avg grant date fair value	$9.16
Wtd avg grant date	Jan 3, 2011
Wtd avg risk-free interest rate	2.38%
Expected life (in years)	6.0
Wtd avg volatility	66.8%
Expected dividends	-

Stock Option Activity

				Wtd Avg Exercise		Wtd Avg Remaining		Aggregate Intrinsic
	Shares			Price		Contractual Life		Value
						(In years)		(In thousands)
Outstanding at January 1, 2011		3,348,642		$	11.10
Granted		834,970			14.88
Exercised		(118,140	)		6.21
Cancelled		(148,764	)		10.78
Expired		(60,021	)		24.28
Outstanding at September 30, 2011		3,856,687		$	11.88		7.7	$	2,655
Exercisable at September 30, 2011		1,910,306		$	11.52		7.1	$	1,762

Restricted Stock And RSU Activity And KGS Phantom Activity

	Payable in shares					Payable in cash
				Wtd Avg Grant Date					Wtd Avg Grant Date
	Shares			Fair Value		Shares			Fair Value
Outstanding at January 1, 2011		2,329,089		$	11.27		372,633		$	10.31
Granted		1,389,404			13.89		214,515			14.88
Vested		(1,100,235	)		12.15		(150,505	)		9.76
Cancelled		(137,818	)		12.17		(60,852	)		13.20
Outstanding at September 30, 2011		2,480,440		$	12.30		375,791		$	13.13