BASIS OF PRESENTATION - Condensed Consolidated Statement of Cash Flows (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
	Aug. 30, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2020
CASH FLOWS FROM OPERATING ACTIVITIES
Net income (loss)		$ 582	$ 1,228	$ (759)	$ 935
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization				1,166	923
Bad debt expense				44	100
Inventory write-off				1	24
Loss on disposal of property, plant and equipment				0	1
Stock-based compensation expense				629	302
Income associated with derivative instrument				(34)	(15)
Deferred tax expense (benefit)				(246)	244
Changes in operating assets and liabilities:
Accounts receivable				(3,288)	(1,597)
Inventory				(676)	355
Prepaid and other assets				(480)	488
Accounts payable and accrued liabilities				1,649	160
Contract asset and contract liability				(3,017)	1,050
NET CASH PROVIDED BY (USED IN) OPERATING ACTIVITIES				(5,011)	2,970
CASH FLOWS FROM INVESTING ACTIVITIES
Purchase of property, plant and equipment				(761)	(2,023)
Payments for business acquisition, net of cash acquired				(2,181)	0
Additions to intangible assets				(74)	(62)
NET CASH USED IN INVESTING ACTIVITIES				(3,016)	(2,085)
CASH FLOWS FROM FINANCING ACTIVITIES
Proceeds from exercise of stock options				0	311
Proceeds from issuance of common stock, net	$ 16,800			16,771	0
Proceeds from long-term debt				0	961
Repayments of long-term debt				(412)	(347)
Payments on financing lease liabilities				(98)	0
NET CASH PROVIDED BY FINANCING ACTIVITIES				16,261	925
NET INCREASE IN CASH				8,234	1,810
CASH, beginning of period				27,767	5,416
CASH, end of period		36,001	$ 7,226	36,001	7,226
SUPPLEMENTAL CASH FLOW DISCLOSURES:
Income taxes paid, net of refunds				177	(261)
Interest paid on long-term debt				116	80
NON-CASH INVESTING AND FINANCING ACTIVITIES:
Property, plant and equipment financed through accounts payable				(143)	$ (263)
As Previously Reported
CASH FLOWS FROM OPERATING ACTIVITIES
Net income (loss)		1,437		647
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization				1,166
Bad debt expense				44
Inventory write-off				1
Loss on disposal of property, plant and equipment				0
Stock-based compensation expense				629
Income associated with derivative instrument				(34)
Deferred tax expense (benefit)				210
Changes in operating assets and liabilities:
Accounts receivable				(3,288)
Inventory				(676)
Prepaid and other assets				(442)
Accounts payable and accrued liabilities				(251)
Contract asset and contract liability				(3,017)
NET CASH PROVIDED BY (USED IN) OPERATING ACTIVITIES				(5,011)
CASH FLOWS FROM INVESTING ACTIVITIES
Purchase of property, plant and equipment				(761)
Payments for business acquisition, net of cash acquired				(2,181)
Additions to intangible assets				(74)
NET CASH USED IN INVESTING ACTIVITIES				(3,016)
CASH FLOWS FROM FINANCING ACTIVITIES
Proceeds from exercise of stock options				0
Proceeds from issuance of common stock, net				16,771
Proceeds from long-term debt				0
Repayments of long-term debt				(412)
Payments on financing lease liabilities				(98)
NET CASH PROVIDED BY FINANCING ACTIVITIES				16,261
NET INCREASE IN CASH				8,234
CASH, beginning of period				27,767
CASH, end of period		36,001		36,001
SUPPLEMENTAL CASH FLOW DISCLOSURES:
Income taxes paid, net of refunds				177
Interest paid on long-term debt				116
NON-CASH INVESTING AND FINANCING ACTIVITIES:
Property, plant and equipment financed through accounts payable				(143)
Restatement Adjustment
CASH FLOWS FROM OPERATING ACTIVITIES
Net income (loss)		(855)		(1,406)
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization				0
Bad debt expense				0
Inventory write-off				0
Loss on disposal of property, plant and equipment				0
Stock-based compensation expense				0
Income associated with derivative instrument				0
Deferred tax expense (benefit)				(456)
Changes in operating assets and liabilities:
Accounts receivable				0
Inventory				0
Prepaid and other assets				(38)
Accounts payable and accrued liabilities				1,900
Contract asset and contract liability				0
NET CASH PROVIDED BY (USED IN) OPERATING ACTIVITIES				0
CASH FLOWS FROM INVESTING ACTIVITIES
Purchase of property, plant and equipment				0
Payments for business acquisition, net of cash acquired				0
Additions to intangible assets				0
NET CASH USED IN INVESTING ACTIVITIES				0
CASH FLOWS FROM FINANCING ACTIVITIES
Proceeds from exercise of stock options				0
Proceeds from issuance of common stock, net				0
Proceeds from long-term debt				0
Repayments of long-term debt				0
Payments on financing lease liabilities				0
NET CASH PROVIDED BY FINANCING ACTIVITIES				0
NET INCREASE IN CASH				0
CASH, beginning of period				0
CASH, end of period		$ 0		0
SUPPLEMENTAL CASH FLOW DISCLOSURES:
Income taxes paid, net of refunds				0
Interest paid on long-term debt				0
NON-CASH INVESTING AND FINANCING ACTIVITIES:
Property, plant and equipment financed through accounts payable				$ 0