Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (22,141)	$ (82,818)
Adjustments to reconcile net loss to net cash used in operating activities:
Goodwill impairment	0	27,450
Depreciation and amortization	4,854	4,804
Stock-based compensation	2,068	2,138
Bad debt (recovery) provision for bad debt	(263)	15,212
Provision for inventory obsolescence	1,456	610
Finance expenses and accretion	1,779	6,091
Deferred tax benefit	(165)	(438)
Interest on convertible promissory notes	0	135
Change in fair value of earn-out liability	0	291
Loss on sale of subsidiaries	567	2,526
Loss on disposal of property and equipment	0	162
Unrealized foreign exchange loss	0	(30)
Changes in operating assets and liabilities:
Accounts receivable short- and long-term	(869)	93
Inventories	(4,261)	(1,020)
Prepaid expenses	(454)	233
Advances to suppliers	425	0
Other current assets	1,908	(2,359)
Other long-term assets	(98)	(162)
Trade payables	(1,409)	(2,979)
Accrued expenses and other current liabilities	(889)	857
Severance payments	(132)	25
Unearned interest income	305	(1,895)
Other long-term liabilities	323	(514)
Net cash used in operating activities	(19,771)	(28,650)
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property and equipment	(512)	(291)
Cash received from sale of subsidiaries, net of cash relinquished	(40)	(2,101)
Net cash used in investing activities	(552)	(2,392)
CASH FLOWS FROM FINANCING ACTIVITIES:
Exercises of 2020 December Public Offering Warrants	903	0
(Repayment) issuance of long-term debt	0	(43,649)
Repayment of line-of-credit	0	(7,813)
(Repayment of) proceeds from government assistance loans	(738)	4,110
Proceeds from issuance of common stock, net of costs	0	8,390
Dividends from subsidiaries paid to non-controlling interest	(293)	(218)
Payment of earn-out liability	(147)	(799)
Annual installment payments	0	(250)
Proceeds from exercise of options	354	356
Net cash provided by financing activities	16,819	49,673
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS AND RESTRICTED CASH	(3,504)	18,631
CASH AND CASH EQUIVALENTS AND RESTRICTED CASH — Beginning of year	34,380	15,749
CASH AND CASH EQUIVALENTS AND RESTRICTED CASH — End of year	30,876	34,380
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION:
Cash paid for income taxes	116	941
Cash paid for interest	3,292	1,470
SUPPLEMENTAL DISCLOSURES OF NON-CASH INVESTING AND FINANCING INFORMATION:
Beneficial conversion factor of preferred stock accreted as deemed dividend	0	3,564
Assets received from sale of subsidiaries	0	2,918
Conversion of Madryn Loan into Convertible Notes [Member]
SUPPLEMENTAL DISCLOSURES OF NON-CASH INVESTING AND FINANCING INFORMATION:
Conversion of debt	0	26,695
Series A Preferred Stock Converted into Common Stock [Member]
SUPPLEMENTAL DISCLOSURES OF NON-CASH INVESTING AND FINANCING INFORMATION:
Conversion of Series A convertible preferred stock	0	660
The 2021 Private Placement [Member]
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from Private Placement, net of costs	16,740	0
SUPPLEMENTAL DISCLOSURES OF NON-CASH INVESTING AND FINANCING INFORMATION:
2021 Private Placement costs	259	0
The 2020 Private Placement [Member]
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from Private Placement, net of costs	0	20,300
December 2020 Public Offering [Member]
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from issuance of common stock, net of costs	0	20,475
MSLP Loan Agreement [Member]
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from issuance of MSLP loan, net of cash financing fees of $1,229	0	48,771
Secured Subordinated Convertible Notes [Member]
SUPPLEMENTAL DISCLOSURES OF NON-CASH INVESTING AND FINANCING INFORMATION:
Issuance of convertible promissory notes	0	26,695
Secured Subordinated Convertible Notes [Member] | Madryn Noteholders [Member]
Adjustments to reconcile net loss to net cash used in operating activities:
Gain (loss) on debt extinguishment	0	2,938
Government Assistance Loans [Member]
Adjustments to reconcile net loss to net cash used in operating activities:
Gain (loss) on debt extinguishment	$ (2,775)	$ 0