Significant Balance Sheet Components (Tables)

3 Months Ended

Mar. 31, 2020

Mar. 31, 2019

Significant Balance Sheet Components

Schedule of accounts receivable, net

Accounts receivable, net at March 31, 2020 and December 31, 2019 consisted of the following (in thousands):

	March 31, 2020		December 31, 2019
Accounts receivable - billed	$	35,940	$	57,184
Accounts receivable - unbilled		2,166		2,043
Allowance for doubtful accounts		(412)		(412)
Accounts receivable, net	$	37,694	$	58,815

Schedule of property and equipment

Property and equipment at March 31, 2020 and December 31, 2019 consisted of the following (in thousands):

	March 31, 2020		December 31, 2019
Computers and appliances	$	13,426	$	13,300
Purchased software		4,235		4,235
Furniture and fixtures		1,745		1,745
Leasehold improvements		3,403		3,403
Total property and equipment		22,809		22,683
Accumulated depreciation and amortization		(18,743)		(17,879)
Total property and equipment—net	$	4,066	$	4,804

Schedule of accrued expenses

	March 31, 2020		December 31, 2019
Accrued commissions	$	2,703	$	4,810
Accrued stock-settled bonus		—		6,875
Employee Stock Purchase Plan liability		873		2,187
Other accrued payroll-related expenses		2,849		2,839
Accrued royalties		3,080		2,386
Other accrued liabilities		5,576		5,695
Total accrued expenses	$	15,081	$	24,792