Stockholders' Equity (Tables)

6 Months Ended

Jun. 30, 2015

Equity [Abstract]

Summary of Stock Option Activity

Stock option activity for the six months ended June 30, 2015 is presented below (in thousands, except per share data):

				Weighted -		Weighted -
				Average		Average
				Exercise		Remaining		Aggregate
	Number			Price Per		Contractual		Intrinsic
	of Shares			Share		Term (in years)		Value
Outstanding at December 31, 2014		1,954		$	33.81
Granted		52			38.11
Exercised		(43	)		29.70
Forfeited		(70	)		36.59
Outstanding at June 30, 2015		1,893		$	33.92		6.66	$	5,516
Exercisable at June 30, 2015		1,026		$	31.42		5.07	$	4,940
Vested and expected to vest at June 30, 2015		1,807		$	33.76		6.56	$	5,477

Details of Restricted Stock Unit Activity

Restricted stock unit activity for the six months ended June 30, 2015 is presented below (in thousands, except per share data):

				Weighted-
				Average
	Number of			Grant Date
	Shares			Fair Value
Unvested at December 31, 2014		433		$	35.64
Granted		23			32.99
Vested		(84	)		34.39
Forfeited		(25	)		35.68
Unvested at June 30, 2015		347		$	35.76

Summary of Stock-Based Compensation Recorded in Expense Categories

Stock-based compensation was recorded in the following expense categories (in thousands):

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2015		2014		2015		2014
Cost of services and fulfillment	$	798	$	798	$	2,035	$	1,871
Selling and marketing		89		127		423		465
General and administrative		588		293		1,203		829
Total	$	1,475	$	1,218	$	3,661	$	3,165

Options Granted Under Equity Incentive Plans and Shares Subject to Employee Stock Purchase Plan Valuation Assumptions

Options granted under the equity incentive plans and shares subject to purchase under the employee stock purchase plan were valued using the following assumptions:

	Three Months Ended						Three Months Ended
	June 30, 2015						June 30, 2014
	Equity Incentive			Employee Stock			Equity Incentive			Employee Stock
	Plans			Purchase Plan			Plans			Purchase Plan
Average risk-free interest rate		1.35	%		0.11	%		1.70	%		0.08	%
Expected dividend yield		1.8	%		1.8	%		1.8	%		1.8	%
Expected life	5.1 Years			0.5 Years			5.1 Years			0.5 Years
Expected volatility		25	%		22	%		30	%		25	%
Weighted average fair value	$	6.80		$	7.93		$	8.67		$	7.81

	Six Months Ended						Six Months Ended
	June 30, 2015						June 30, 2014
	Equity Incentive			Employee Stock			Equity Incentive			Employee Stock
	Plans			Purchase Plan			Plans			Purchase Plan
Average risk-free interest rate		1.37	%		0.11	%		1.66	%		0.08	%
Expected dividend yield		1.8	%		1.8	%		1.8	%		1.8	%
Expected life	5.1 Years			0.5 Years			5.1 Years			0.5 Years
Expected volatility		25	%		22	%		30	%		25	%
Weighted average fair value	$	7.38		$	7.93		$	8.76		$	7.81