Revenue from Contracts with Customers (Tables)

3 Months Ended

Mar. 31, 2019

Revenue from Contract with Customer [Abstract]

Commission asset balances

Commission asset balances are as follows (in thousands):

	March 31, 2019		December 31, 2018
Commission asset, current	$	1,691	$	1,480
Commission asset, noncurrent	$	5,087	$	4,692

Contract liabilities

Accounts receivable, net

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

	March 31, 2019			December 31, 2018
Accounts receivable	$	68,516		$	76,508
Less: allowance for doubtful accounts	(653		)	(683		)
Total accounts receivable, net	$	67,863		$	75,825

Expected revenue from contracts

The following table sets forth the expected revenue from all remaining performance obligations as of March 31, 2019 (in thousands):

	Total Expected Revenue
2019 (nine months remaining)	$	46,413
2020	35,226
2021	15,727
2022	2,098
2023	902
2024 and thereafter	123
Total	$	100,489

Revenue by sales channel

Revenues by sales channel are as follows (in thousands):

	Three Months Ended March 31,
	2019		2018
Direct	$	43,039	$	38,710
Partner	32,304		26,168
Total	$	75,343	$	64,878