Stockholders' Equity (Tables)

6 Months Ended

Jun. 30, 2013

Stockholders' Equity Note [Abstract]

Schedule of Stock-Based Compensation Expense

The following table summarizes the components of total stock-based compensation expense included in the Company’s consolidated statements of operations for the three and six months ended June 30, 2013 and 2012 (in thousands):

	Three Months Ended June 30,						Six Months Ended June 30,
	2013			2012			2013			2012
Stock-based compensation by type of award:
Stock options	$	3,104		$	4,366		$	6,293		$	7,466
Deferred stock units	1,705			1,885			1,705			1,885
RSUs	21,608			19,734			42,526			38,462
Shares issued under the Employee Stock Purchase Plan	1,629			1,471			3,391			2,865
Amounts capitalized as internal-use software	(3,245		)	(1,835		)	(6,183		)	(4,133		)
Total stock-based compensation before income taxes	24,801			25,621			47,732			46,545
Less: Income tax benefit	(9,345		)	(9,375		)	(16,309		)	(17,872		)
Total stock-based compensation, net of taxes	$	15,456		$	16,246		$	31,423		$	28,673
Effect of stock-based compensation on income by line item:
Cost of revenues	$	2,718		$	3,063		$	5,345		$	5,769
Research and development expense	3,867			4,901			8,236			8,831
Sales and marketing expense	9,799			8,814			19,230			16,925
General and administrative expense	8,417			8,843			14,921			15,020
Provision for income taxes	(9,345		)	(9,375		)	(16,309		)	(17,872		)
Total cost related to stock-based compensation, net of taxes	$	15,456		$	16,246		$	31,423		$	28,673