Financial Statement Components (Tables)

12 Months Ended

Dec. 31, 2016

Statement Of Financial Position [Abstract]

Components of Cash and Cash Equivalents

Cash and cash equivalents consisted of the following (in thousands):

	December 31,		December 31,
	2016		2015
Cash	$	40,908	$	18,522
Money market funds		119,447		119,066
Total cash and cash equivalents	$	160,355	$	137,588

Components of Accounts Receivable, Net

Accounts receivable, net consisted of the following (in thousands):

	December 31,			December 31,
	2016			2015
Accounts receivable	$	26,731		$	15,509
Unbilled accounts receivable		3,946			4,031
Allowance for doubtful accounts		(434	)		(377	)
Accounts receivable, net	$	30,243		$	19,163

Components of Property and Equipment, Net

Property and equipment, net consisted of the following (in thousands):

	December 31,			December 31,
	2016			2015
Computer hardware and software	$	61,546		$	49,774
Internal-use software development costs		9,931			7,432
Furniture and fixtures		4,508			3,610
Leasehold improvements		2,596			2,412
Property and equipment, gross		78,581			63,228
Less: accumulated depreciation and amortization		(46,587	)		(35,068	)
Property and equipment, net	$	31,994		$	28,160

Components of Accrued Liabilities

Accrued liabilities consisted of the following (in thousands):

	December 31,		December 31,
	2016		2015
Accrued compensation and benefits	$	14,041	$	10,128
Accrued sales, use, and telecom related taxes		7,220		5,243
Accrued marketing		5,082		3,930
Other accrued expenses		21,979		15,401
Total accrued liabilities	$	48,322	$	34,702