Stockholders' Equity (Tables)

9 Months Ended

Sep. 30, 2016

Equity [Abstract]

Schedule of Stock Option Activity

Stock option activity for the nine months ended September 30, 2016 is presented below (in thousands, except per share data and contractual term):

				Weighted -		Weighted -
				Average		Average
				Exercise		Remaining		Aggregate
	Number			Price Per		Contractual		Intrinsic
	of Shares			Share		Term (in years)		Value
Outstanding at December 31, 2015		2,171		$	33.84
Granted		83			35.61
Exercised		(294	)		32.52
Forfeited		(198	)		35.76
Outstanding at September 30, 2016		1,762		$	33.93		6.30	$	8,811
Exercisable at September 30, 2016		1,073		$	33.00		5.03	$	6,331
Vested and expected to vest at September 30, 2016		1,683		$	33.87		6.20	$	8,514

Schedule of Restricted Stock Unit Activity

Restricted stock unit activity for the nine months ended September 30, 2016 is presented below (in thousands, except per share data):

				Weighted-
				Average
	Number of			Grant Date
	Shares			Fair Value
Unvested at December 31, 2015		504		$	33.67
Granted		256			37.88
Vested		(171	)		34.05
Forfeited		(45	)		34.33
Unvested at September 30, 2016		544		$	35.48

Summary of Stock-Based Compensation Expense Recorded in Expense Categories

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

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2016		2015		2016		2015
Cost of services and fulfillment	$	1,077	$	1,183	$	3,141	$	3,218
Selling and marketing		272		331		695		754
General and administrative		622		710		1,895		1,913
Total	$	1,971	$	2,224	$	5,731	$	5,885

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
	September 30, 2016						September 30, 2015
	Equity Incentive			Employee Stock			Equity Incentive			Employee Stock
	Plans			Purchase Plan			Plans			Purchase Plan
Average risk-free interest rate		1.07	%		0.47	%		1.63	%		0.14	%
Expected dividend yield		1.8	%		2.0	%		2.1	%		2.1	%
Expected life	4.8 Years			0.5 Years			5.0 Years			0.5 Years
Expected volatility		24	%		26	%		24	%		21	%
Weighted average fair value	$	7.04		$	7.52		$	6.00		$	6.43

	Nine Months Ended						Nine Months Ended
	September 30, 2016						September 30, 2015
	Equity Incentive			Employee Stock			Equity Incentive			Employee Stock
	Plans			Purchase Plan			Plans			Purchase Plan
Average risk-free interest rate		1.30	%		0.47	%		1.60	%		0.14	%
Expected dividend yield		2.2	%		2.0	%		2.1	%		2.1	%
Expected life	5.0 Years			0.5 Years			5.0 Years			0.5 Years
Expected volatility		24	%		25	%		24	%		21	%
Weighted average fair value	$	6.16		$	7.75		$	6.16		$	6.43