RESTATEMENT OF CONSOLIDATED FINANCIAL STATEMENTS - Restated Condensed Consolidated Balance Sheet (Details) - USD ($) $ in Thousands	Sep. 30, 2018	Jul. 01, 2018	Jun. 30, 2018	Sep. 30, 2017	Jun. 30, 2017
Current assets:
Cash and cash equivalents	$ 68,262		$ 83,964	$ 51,870
Accounts receivable	18,921		15,748	9,815
Finance receivables, net	5,141		4,603	1,441
Inventory, net	6,915		8,038	8,876
Prepaid expenses and other current assets	1,463	$ 1,180	929	1,056
Total current assets	100,702		113,282	73,058
Non-current assets:
Finance receivables due after one year	12,770		13,246	7,742
Other assets	1,900	1,974	720	289
Property and equipment, net	9,778		11,273	10,701
Deferred income taxes				0
Intangibles, net	28,533		29,325	578
Goodwill	64,149		64,149	11,492
Total non-current assets	117,130		118,713	30,802
Total assets	217,832		231,995	103,860
Current liabilities:
Accounts payable	19,335		30,468	14,506
Accrued expenses	21,848		19,291	12,217
Line of credit, net				7,051
Capital lease obligations and current obligations under long-term debt	33,889		34,639	2,628
Income taxes payable	11		0	0
Deferred revenue	1,428	1,638	511	439
Deferred gain from sale-leaseback transactions				0
Total current liabilities	76,511		84,909	36,841
Long-term liabilities:
Deferred income taxes	71		67	109
Capital lease obligations and long-term debt, less current portion	932		1,127	1,049
Accrued expenses, less current portion	66		66	62
Deferred gain from sale-leaseback transactions, less current portion				0
Total long-term liabilities	1,069		1,260	1,220
Total liabilities	77,580		86,169	38,061
Commitments and contingencies
Series A convertible preferred stock, 900,000 shares authorized, 445,063 issued and outstanding, with liquidation preference of $19,109 at September 30, 2017	3,138		3,138	3,138
Shareholders’ equity:
Preferred stock	0		0	0
Common stock, no par value, 640,000,000 shares authorized, 50,194,731 shares issued and outstanding at September 30, 2017				286,296
Accumulated deficit	(238,692)	$ (232,372)	(232,748)	(223,635)
Total shareholders’ equity	137,114		142,688	62,661	$ 24,468
Total liabilities, convertible preferred stock and shareholders’ equity	$ 217,832		$ 231,995	103,860
Series A Convertible Preferred Stock
Shareholders’ equity:
Preferred stock				0
As Previously Reported
Current assets:
Cash and cash equivalents				51,870
Accounts receivable				10,288
Finance receivables, net				3,082
Inventory, net				8,240
Prepaid expenses and other current assets				1,122
Total current assets				74,602
Non-current assets:
Finance receivables due after one year				7,742
Other assets				750
Property and equipment, net				11,850
Deferred income taxes				28,205
Intangibles, net				578
Goodwill				11,492
Total non-current assets				60,617
Total assets				135,219
Current liabilities:
Accounts payable				14,211
Accrued expenses				3,795
Line of credit, net				7,051
Capital lease obligations and current obligations under long-term debt				2,649
Income taxes payable				10
Deferred revenue				0
Deferred gain from sale-leaseback transactions				197
Total current liabilities				27,913
Long-term liabilities:
Deferred income taxes				0
Capital lease obligations and long-term debt, less current portion				1,049
Accrued expenses, less current portion				62
Deferred gain from sale-leaseback transactions, less current portion				99
Total long-term liabilities				1,210
Total liabilities				29,123
Commitments and contingencies
Series A convertible preferred stock, 900,000 shares authorized, 445,063 issued and outstanding, with liquidation preference of $19,109 at September 30, 2017				0
Shareholders’ equity:
Preferred stock				0
Common stock, no par value, 640,000,000 shares authorized, 50,194,731 shares issued and outstanding at September 30, 2017				286,463
Accumulated deficit				(183,505)
Total shareholders’ equity				106,096
Total liabilities, convertible preferred stock and shareholders’ equity				135,219
As Previously Reported | Series A Convertible Preferred Stock
Shareholders’ equity:
Preferred stock				3,138
Adjustments
Current assets:
Cash and cash equivalents				0
Accounts receivable				(473)
Finance receivables, net				(1,641)
Inventory, net				636
Prepaid expenses and other current assets				(66)
Total current assets				(1,544)
Non-current assets:
Finance receivables due after one year				0
Other assets				(461)
Property and equipment, net				(1,149)
Deferred income taxes				(28,205)
Intangibles, net				0
Goodwill				0
Total non-current assets				(29,815)
Total assets				(31,359)
Current liabilities:
Accounts payable				295
Accrued expenses				8,422
Line of credit, net				0
Capital lease obligations and current obligations under long-term debt				(21)
Income taxes payable				(10)
Deferred revenue				439
Deferred gain from sale-leaseback transactions				(197)
Total current liabilities				8,928
Long-term liabilities:
Deferred income taxes				109
Capital lease obligations and long-term debt, less current portion				0
Accrued expenses, less current portion				0
Deferred gain from sale-leaseback transactions, less current portion				(99)
Total long-term liabilities				10
Total liabilities				8,938
Commitments and contingencies
Series A convertible preferred stock, 900,000 shares authorized, 445,063 issued and outstanding, with liquidation preference of $19,109 at September 30, 2017				3,138
Shareholders’ equity:
Preferred stock				0
Common stock, no par value, 640,000,000 shares authorized, 50,194,731 shares issued and outstanding at September 30, 2017				(167)
Accumulated deficit				(40,130)
Total shareholders’ equity				(43,435)
Total liabilities, convertible preferred stock and shareholders’ equity				(31,359)
Adjustments | Series A Convertible Preferred Stock
Shareholders’ equity:
Preferred stock				$ (3,138)