Accounting for Equity-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2012

Accounting for Equity-Based Compensation [Abstract]

Weighted average of employee stock options and stock appreciation rights

	Three months ended June 30, 2012			Three months ended June 30, 2011
Volatility		46.68	%		50.65	%
Risk-free interest rate		1.30	%		2.02	%
Dividend yield		0	%		0	%
Pre-vest cancellation rate		0.82	%		4.22	%
Post-vest cancellation rate		0.17	%		3.83	%
Suboptimal exercise factor		2.30			1.44

Company's stock option and SAR grants to equity incentive plans

	Number of Options/SAR Units			Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (years)		Aggregate Value (*)
	in thousands							in thousands
Outstanding at March 31, 2012		11,533		$	11.49
Options granted		60		$	5.98
SAR units granted		—			—
Options / SAR units cancelled/forfeited/expired		(520	)	$	15.95
Options / SAR units exercised		(59	)	$	5.97
Outstanding at June 30, 2012 (1)		11,015		$	11.28		3.54	$	1,120
Exercisable at June 30, 2012 (2)		7,795		$	13.17		2.58	$	617

(*) Calculation of aggregate intrinsic value is based on the share price of the Company’s common stock on June 30, 2012 ($6.34 per share).

(1) Due to the ceiling imposed on the SAR grants, the outstanding amount equals to a maximum of approximately 7,649,000 shares of the Company’s common stock issuable upon exercise. SAR grants made prior to January 1, 2009 are convertible for a maximum number of shares of the Company’s common stock equal to 50% of the SAR units subject to the grant. SAR grants made on or after January 1, 2009 and before January 1, 2010 are convertible for a maximum number of shares of the Company’s common stock equal to 75% of the SAR units subject to the grant. SAR grants made on or after January 1, 2010 and before January 1, 2012 are convertible for a maximum number of shares of the Company’s common stock equal to 66.67% of the SAR units subject to the grant. SAR grants made on or after January 1, 2012 are convertible for a maximum number of shares of the Company’s common stock equal to 50% of the SAR units subject to the grant.

(2) Due to the ceiling imposed on the SAR grants, the currently exercisable amount equals to a maximum of approximately 5,464,000 shares of the Company’s common stock exercisable.

	Exercisable				Unexercisable				Total
Exercise Prices	Number of Options/ SAR Units		Weighted Average Exercise Price		Number of Options/ SAR Units		Weighted Average Exercise Price		Number of Options/ SAR Units		Weighted Average Exercise Price
Above $6.34		6,276	$	14.92		1,517	$	7.43		7,793	$	13.46
Less than $6.34		1,519	$	5.93		1,703	$	6.04		3,222	$	5.99
Total		7,795	$	13.17		3,220	$	6.70		11,015	$	11.28