ACQUISITION - Vendscreen Inc (Details) $ in Thousands		1 Months Ended	12 Months Ended
	Jan. 15, 2016 USD ($) customer item	Dec. 31, 2016 USD ($)	Jun. 30, 2017 USD ($)	Jun. 30, 2016 USD ($)	Jun. 30, 2015 USD ($)
Business Acquisition [Line Items]
Cash paid for assets acquired from VendScreen				$ 5,625
Reduction of goodwill			$ (211)	4,040
Goodwill			11,492	11,703	$ 7,663
Vendscreen, Inc
Business Acquisition [Line Items]
Cash paid for assets acquired from VendScreen	$ 5,625
Purchase price funding using cash	2,600
Purchase price from term loan	$ 3,000
Number of customers | customer	150
Number of connections | item	6,000
Percentage of new customers of USAT	50.00%
Business combination net revenues contributed				1,200
Fair value of intangible assets	$ 885
Reduction of goodwill		$ (211,000)
Goodwill	$ 3,829	$ 3,800
Non recurring expenses incurred in connection with acquisition			$ 109,000	$ 842,000
Vendscreen, Inc | Developed Technology Rights
Business Acquisition [Line Items]
Amortization period	5 years
Fair value of intangible assets	$ 639
Vendscreen, Inc | Customer Relationships
Business Acquisition [Line Items]
Amortization period	10 years
Fair value of intangible assets	$ 149
Vendscreen, Inc | Non-compete agreements
Business Acquisition [Line Items]
Amortization period	2 years
Fair value of intangible assets	$ 2
Vendscreen, Inc | Brand
Business Acquisition [Line Items]
Amortization period	3 years
Fair value of intangible assets	$ 95