Stock-Based Compensation

6 Months Ended

Jun. 30, 2011

Stock-Based Compensation [Abstract]

Stock-Based Compensation

3. Stock-Based Compensation

The Company has included the following amounts for stock-based compensation expense, including the cost related to restricted stock units ("RSUs"), market stock units, and stock options granted under the Company's equity award plans including the Company's employee stock purchase plan, in the accompanying Unaudited Condensed Consolidated Statements of Operations and Comprehensive Income for the three and six months ended June 30, 2011 and 2010 (amounts in thousands):

	Three months ended June 30,					Six months ended June 30,
	2011			2010		2011			2010
Cost of sales	$	53		$	145	$	197		$	253
Engineering and technology		178			651		433			862
Sales and marketing		223			1,059		652			1,538
General and administrative		884			1,935		2,089			3,417
Discontinued operations		(536	)		169		(159	)		169
Total	$	802		$	3,959	$	3,212		$	6,239

The total intrinsic value and net shares issued for RSUs vested, options exercised, and shares purchased pursuant to the employee stock purchase plan ("ESPP") during the three and six months ended June 30, 2011 and 2010 is presented below (amounts in thousands):

	Three months ended June 30,								Six months ended June 30,
	2011				2010				2011				2010
	Intrinsic value		Net shares issued		Intrinsic value		Net shares issued		Intrinsic value		Net shares issued		Intrinsic value		Net shares issued
RSUs vested	$	2,858		229	$	3,350		221	$	3,740		296	$	5,470		337
Options exercised		1,057		1,233		158		52		1,486		1,549		356		187
Shares purchased pursuant to ESPP		—		—		75		—		41		30		75		26
Total	$	3,915		1,462	$	3,583		273	$	5,267		1,875	$	5,901		550

To determine the stock-based compensation expense that was recognized with respect to RSUs, market stock units (which are a form of share price performance-based restricted stock unit granted under our 2011 long-term executive compensation plan), and stock options in the three and six months ended June 30, 2011 and 2010, the Company used the fair value at date of grant for RSUs, the Black-Scholes-Merton option-pricing model for stock option grants, and the Monte Carlo valuation method for the market stock unit grants, with the following weighted-average inputs for stock option grants and market stock unit grants:

	Three months ended June 30,		Six months ended June 30,
	2011	2010	2011	2010
Stock option grants:
Risk-free interest rate	1.06%	1.38%	1.06%	1.40%
Expected dividend yield	0%	0%	0%	0%
Expected volatility	46%	51%	47%	51%
Expected life	3.0 years	3.0 years	3.0 years	3.0 years
Market stock unit grants:
Risk-free interest rate	0.15%	—	0.15%	—
InfoSpace expected dividend yield	0%	—	0%	—
iShares Russell 2000 Index expected dividend yield	1.08%	—	1.08%	—
InfoSpace closing stock price	$8.74	—	$8.74	—
iShares Russell 2000 Index closing price	$82.29	—	$82.29	—
InfoSpace expected volatility	37.4%	—	37.4%	—
iShares Russell 2000 Index expected volatility	20.3%	—	20.3%	—
Measurement period	1.0 years	—	1.0 years	—