REVENUE Revenue from External Customers by Type (Tables)

9 Months Ended

Sep. 30, 2019

Revenue from External Customer [Line Items]

Revenue from External Customers by Products and Services [Table Text Block]

The following table is a summary of our revenues by type for the three and nine months ended September 30, 2019 and 2018 (in thousands):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2019		2018		2019		2018
Products and solutions net revenues	$	42,911	$	52,133	$	147,633	$	144,922
Subscription services	10,297		8,786		29,339		25,577
Support services	33,361		35,033		97,018		104,869
Professional services, training and other services	6,892		8,094		21,491		25,230
Total net revenues	$	93,461	$	104,046	$	295,481	$	300,598