REVENUE - Adoption of ASC 606 Current Year (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Jul. 01, 2018	Jun. 30, 2018
BALANCE SHEET
Prepaid expenses and other current assets	$ 1,463	$ 1,056	$ 1,180	$ 929
Other assets	1,900	289	1,974	720
Deferred revenue	1,428	439	1,638	511
Accumulated deficit	(238,692)	(223,635)	(232,372)	(232,748)
STATEMENT OF OPERATIONS
License and transaction fees	33,522	25,259
Selling, general and administrative	9,450	6,924
Net loss	(6,320)	(2,171)
Under Legacy Guidance
BALANCE SHEET
Prepaid expenses and other current assets	1,210			929
Other assets	636			720
Deferred revenue	312			511
Accumulated deficit	(239,092)			$ (232,748)
STATEMENT OF OPERATIONS
Selling, general and administrative	9,462
Net loss	(6,343)
Service
STATEMENT OF OPERATIONS
License and transaction fees	28,971	$ 19,397
Service | Under Legacy Guidance
STATEMENT OF OPERATIONS
License and transaction fees	28,960
ASC 606 | Adjustment
BALANCE SHEET
Prepaid expenses and other current assets	(253)		251
Other assets	(1,264)		1,254
Deferred revenue	(1,116)		1,127
Accumulated deficit	(400)		$ 376
STATEMENT OF OPERATIONS
Selling, general and administrative	12
Net loss	(23)
ASC 606 | Service | Adjustment
STATEMENT OF OPERATIONS
License and transaction fees	$ (11)