Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Cash flows from operating activities:
Net income (loss) for the period	$ 14,770	$ (14,584)	$ (54,963)
Adjustments:
Depreciation and amortization	6,575	8,934	15,119
Impairment charge on Rock Hill Facility	530	8,716	0
Stock-based compensation	2,965	2,306	3,342
Foreign exchange loss (gain)	(3,152)	1,099	(1,813)
Gain on extinguishment of convertible debt	(10,426)	0	0
Gain on sale of software and patents	0	(7,130)	0
Accretion of convertible debentures	1,491	698	676
Loss (gain) on disposal	422	153	(133)
Changes in operating assets and liabilities:
Trade and accrued receivables	(4,005)	(1,833)	(179)
Other receivables	113	7,406	(4,432)
Inventory	447	5,961	(4,716)
Prepaid and other assets, current and long term	1,215	474	129
Accounts payable and accrued liabilities	(2,742)	2,137	260
Other liabilities	(12)	(421)	(109)
Customer deposits and deferred revenue	(1,240)	243	2,477
Current portion of long-term debt and accrued interest	(437)	(40)	(149)
Lease liabilities	830	702	231
Net cash flows (used in) provided by operating activities	7,344	14,821	(44,260)
Cash flows from investing activities:
Purchase of property, plant and equipment, net of accounts payable changes	(1,400)	(1,242)	(2,394)
Capitalized software development expenditures	(1,636)	(1,794)	(1,677)
Other asset expenditures	(153)	(398)	(443)
Recovery of software development expenditures	249	127	263
Proceeds on sale of property, plant, and equipment	15	14	227
Proceeds on sale of assets held for sale	1,025	0	0
Proceeds on sale of software and patents	0	10,950	0
Net cash flows (used in) provided by investing activities	(1,900)	7,657	(4,024)
Cash flows from financing activities:
Repayment of long-term debt	(21,486)	(11,579)	(2,470)
Net proceeds received from Rights Offering	21,272	0	0
Employee tax payments on vesting of RSUs	(162)	(26)	(1,041)
Common share repurchase	(39)	0	0
Proceeds issued on private placement	0	0	1,990
Proceeds received on long-term debt	0	0	647
Net cash flows used in financing activities	(415)	(11,605)	(874)
Effect of foreign exchange on cash, cash equivalents and restricted cash	(597)	(13)	(11)
Net increase (decrease) in cash, cash equivalents and restricted cash	4,432	10,860	(49,169)
Cash, cash equivalents and restricted cash, beginning of period	25,099	14,239	63,408
Cash, cash equivalents and restricted cash, end of period	29,531	25,099	14,239
Supplemental disclosure of cash flow information:
Interest paid	(2,874)	(3,977)	(4,423)
Income taxes received (paid)	$ (754)	$ 4	$ 3,212