ACQUISITION OF CANTALOUPE SYSTEMS, INC. - Pro Forma Nonrecurring Adjustments (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
Sep. 30, 2018	Sep. 30, 2017
Weighted average number of common shares outstanding:
Basic (in shares)	60,053,912	47,573,364
Diluted (in shares)	60,053,912	47,573,364
Cantaloupe
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Revenue		$ 30,889
Net loss attributable to USAT		(2,020)
Net loss attributable to USAT common shares		$ (2,354)
Net loss per share:
Basic (in dollars per share)		$ (0.04)
Diluted (in dollars per share)		$ (0.04)
Weighted average number of common shares outstanding:
Basic (in shares)		53,548,814
Diluted (in shares)		53,548,814

The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

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