FINANCIAL INFORMATION BY SEGMENT & GEOGRAPHIC AREA - Summary of Financial Results for Reportable Segments (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended			24 Months Ended
	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021
Segment Reporting Information [Line Items]
Net sales	$ 70,390	$ 60,479	$ 61,318	$ 61,514	$ 61,235	$ 54,944	$ 54,054	$ 49,411	$ 253,701	$ 219,644	$ 201,451
Goodwill and intangibles impairment									0	0	(6,496)
Restructuring									(431)	(3,664)	(1,580)	$ (5,200)
Operating (loss) income	7,600								21,555	16,566	(5,303)
Capital expenditures and software development									9,007	5,707	10,600
Depreciation and amortization									6,630	6,292	7,195
Current assets	133,053				119,228				133,053	119,228	104,098	119,228
Long-lived assets	66,501				65,011				66,501	65,011	68,585	65,011
Corporate And Reconciling Items
Segment Reporting Information [Line Items]
Net sales									0	0	0
Goodwill and intangibles impairment											0
Restructuring									0	0	0
Operating (loss) income									(7,753)	(7,399)	(7,090)
Capital expenditures and software development									0	0	0
Depreciation and amortization									0	0	0
Current assets	14,523				9,105				14,523	9,105	13,458	9,105
Long-lived assets	14,925				18,818				14,925	18,818	21,018	18,818
North America
Segment Reporting Information [Line Items]
Restructuring										(1,000)
North America | Operating Segments
Segment Reporting Information [Line Items]
Net sales									141,470	119,619	121,834
Goodwill and intangibles impairment											(6,496)
Restructuring									0	(1,059)	(341)
Operating (loss) income									13,873	13,144	(2,055)
Capital expenditures and software development									3,321	3,017	6,992
Depreciation and amortization									3,881	4,126	4,942
Current assets	50,473				39,512				50,473	39,512	35,030	39,512
Long-lived assets	30,264				31,006				30,264	31,006	34,354	31,006
North America | Intersegment Eliminations
Segment Reporting Information [Line Items]
Net sales									3,497	4,323	4,040
International
Segment Reporting Information [Line Items]
Restructuring										(2,600)
International | Operating Segments
Segment Reporting Information [Line Items]
Net sales									112,231	100,025	79,617
Goodwill and intangibles impairment											0
Restructuring									(431)	(2,606)	(1,239)
Operating (loss) income									15,435	10,821	3,841
Capital expenditures and software development									5,686	2,690	3,608
Depreciation and amortization									2,749	2,166	2,253
Current assets	68,057				70,611				68,057	70,611	55,610	70,611
Long-lived assets	$ 21,312				$ 15,187				21,312	15,187	13,213	$ 15,187
International | Intersegment Eliminations
Segment Reporting Information [Line Items]
Net sales									$ 18,819	$ 12,765	$ 13,820