Consolidated Statements Of Cash Flow $ in Thousands	6 Months Ended
	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)
Cash Flows from Operating Activities
Net income	$ 1,377	$ 2,563
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization, includes $265 amortization of ROU assets (imputed)	964	1,134
Stock compensation expense	386	494
Non-cash lease expense	1
Deferred income taxes	(231)	(320)
Loss (gain) on disposal of assets	10	(32)
Allowance for doubtful accounts	(47)	45
Changes in assets and liabilities:
Receivables	(1,278)	(385)
Inventories	1,276	1,167
Accounts payable	(615)	(568)
Accrued liabilities and expenses	(37)	(1,265)
Deferred revenue	(590)	765
Other assets and liabilities	(325)	(1,178)
Net cash provided by operating activities	891	2,420
Cash Flows from Investing Activities
Purchases of short-term investments	(1,114)	(1,831)
Sales of short-term investments	2,040	1,621
Capital expenditures	(404)	(790)
Capital expenditures - intangibles	(202)	(222)
Net cash provided by (used for) investing activities	320	(1,222)
Cash Flows from Financing Activities
Payments on lines of credit and short-term borrowings, net		(103)
Proceeds from stock plans	1	204
Cash payment for shares surrendered upon vesting of RSU's to cover taxes	(28)	(55)
Net cash (used for) provided by financing activities	(27)	46
Effect of Exchange Rate Changes on Cash and Cash Equivalents	(32)	(100)
Net Increase in Cash, Cash Equivalents and Restricted Cash	1,152	1,144
Cash, Cash Equivalents and Restricted Cash, July 1	4,843	5,996
Cash, Cash Equivalents and Restricted Cash, December 31	5,995	7,140
Supplemental Disclosure of Cash Flow Information
Cash paid during the period for interest	330	53
Cash paid during the period for income taxes	143	506
Cash and cash equivalents	5,763
Restricted Cash included in Short-term Investments	232
Cash, Cash Equivalents and Restricted Cash, December 31	$ 5,995	$ 7,140