SIGNIFICANT ACCOUNTING POLICIES - Summary of Revenue by Solution (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Disaggregation of Revenue [Line Items]
Total revenues	$ 13,915	$ 13,151
Revenue Benchmark | Product Concentration Risk
Disaggregation of Revenue [Line Items]
Revenue percentage	100.00%	100.00%
Mailbacks
Disaggregation of Revenue [Line Items]
Total revenues	$ 6,748	$ 6,162
Mailbacks | Revenue Benchmark | Product Concentration Risk
Disaggregation of Revenue [Line Items]
Revenue percentage	48.50%	46.80%
Route-based pickup services
Disaggregation of Revenue [Line Items]
Total revenues	$ 3,199	$ 3,156
Route-based pickup services | Revenue Benchmark | Product Concentration Risk
Disaggregation of Revenue [Line Items]
Revenue percentage	23.00%	24.00%
Unused medications
Disaggregation of Revenue [Line Items]
Total revenues	$ 2,629	$ 2,361
Unused medications | Revenue Benchmark | Product Concentration Risk
Disaggregation of Revenue [Line Items]
Revenue percentage	18.90%	18.00%
Third party treatment services
Disaggregation of Revenue [Line Items]
Total revenues	$ 31	$ 135
Third party treatment services | Revenue Benchmark | Product Concentration Risk
Disaggregation of Revenue [Line Items]
Revenue percentage	0.20%	1.00%
Other
Disaggregation of Revenue [Line Items]
Total revenues	$ 1,308	$ 1,337
Other | Revenue Benchmark | Product Concentration Risk
Disaggregation of Revenue [Line Items]
Revenue percentage	9.40%	10.20%