Unaudited Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
Cash flows from operating activities
Net loss	$ (9,356)	$ (9,206)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	1,865	2,129
Share-based compensation	1,700	3,212
Amortization of debt issuance costs	329	380
Accretion of interest on debt	965	811
Provision for bad debt	22	3,737
Provision for write-down of inventories	992	713
Loss on disposal of property and equipment	0	19
Changes in assets and liabilities:
Accounts receivable	6,785	(1,377)
Inventories	(10,479)	(10,150)
Prepaid expenses and other assets	2,049	(1,096)
Deferred cost of revenue	(2)	459
Accounts payable	(5,704)	6,256
Operating lease liabilities, net	(82)	0
Accrued liabilities	(14,086)	(8,564)
Customer advances	(1,707)	(3,723)
Deferred revenues	2,088	(1,423)
Net cash used in operating activities	(24,621)	(17,823)
Cash flows from investing activities
Purchases of property and equipment, net	(1,267)	(1,602)
Net cash used in investing activities	(1,267)	(1,602)
Cash flows from financing activities
Proceeds from employee stock plans	0	837
Taxes paid related to net share settlement of equity awards	(207)	0
Proceeds from debt, net of costs	24,716	0
Borrowings (repayments) under Revolving Credit Facility, net	2,941	(3,263)
Net cash provided by (used in) financing activities	27,450	(2,426)
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(1,852)	(377)
Net decrease in cash, cash equivalents and restricted cash	(290)	(22,228)
Cash, cash equivalents and restricted cash at beginning of period	88,178	93,533
Cash, cash equivalents and restricted cash at end of period	$ 87,888	$ 71,305