CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
CASH FLOWS FROM OPERATING ACTIVITIES
Net income (loss)	$ (1,046)	$ 7,785
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization	1,820	1,445
Bad debt expense	79	141
Inventory write-off	19	76
Loss on disposal of property, plant and equipment	0	1
Stock-based compensation expense	1,017	832
Income associated with derivative instrument	(67)	(41)
Deferred tax expense	7	1,284
Changes in operating assets and liabilities, net of business combinations:
Accounts receivable	(4,914)	(11,767)
Inventory	(882)	1,260
Prepaid and other assets	(2,127)	885
Accounts payable and accrued liabilities	7	846
Contract asset and contract liability	(3,677)	4,721
NET CASH PROVIDED BY (USED IN) OPERATING ACTIVITIES	(9,764)	7,468
CASH FLOWS FROM INVESTING ACTIVITIES
Purchase of property, plant and equipment	(1,576)	(2,566)
Payments for business acquisitions, net of cash acquired	(5,533)	0
Additions to intangible assets	(111)	(79)
NET CASH USED IN INVESTING ACTIVITIES	(7,220)	(2,645)
CASH FLOWS FROM FINANCING ACTIVITIES
Proceeds from exercise of stock options	0	625
Proceeds from issuance of common stock, net	16,771	0
Proceeds from long-term debt	0	961
Repayments of long-term debt	(516)	(545)
Payments on financing lease liabilities	(148)	(64)
Payments of debt issuance costs	(146)	0
NET CASH PROVIDED BY FINANCING ACTIVITIES	15,961	977
NET INCREASE (DECREASE) IN CASH	(1,023)	5,800
CASH, beginning of period	27,767	5,416
CASH, end of period	26,744	11,216
SUPPLEMENTAL CASH FLOW DISCLOSURES:
Income taxes paid, net of refunds	187	(210)
Interest paid on long-term debt	171	120
NON-CASH INVESTING AND FINANCING ACTIVITIES:
Issuance of common stock for acquisition	1,088	0
Property, plant and equipment financed through accounts payable	215	(295)
Purchase of previously leased property, plant and equipment financed with note payable	$ 0	$ 873