INCOME TAXES - Components of Deferred Tax Assets and Liabilities (Details) - USD ($)
$ in Thousands
Jun. 30, 2019
Jun. 30, 2018
Deferred tax assets    
Reserves and Allowances $ 1,217 $ 819
Stock-based compensation 287 330
Accrued expenses 452 141
State tax 1,305 1,392
Other 915 751
Total deferred tax assets 4,176 3,433
Deferred tax liabilities    
Basis difference for fixed assets (301) (327)
Other Liabilities (965) 0
Total deferred tax liabilities (1,266) (327)
Valuation allowance 0 0
Net deferred tax assets $ 2,910 $ 3,106