CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended				9 Months Ended		12 Months Ended
	Sep. 30, 2024	Mar. 31, 2024	Sep. 30, 2023	Mar. 31, 2023	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Cash flows from operating activities:
Net income (loss)	$ (19,832)	$ (18,288)	$ (15,516)	$ (15,905)	$ 16,070	$ (51,123)
Net income from discontinued operations	(832)		(3,718)		(80,687)	(8,973)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization					26,702	20,133
Accretion of debt in interest expense, net					1,755	1,594
Accretion of discount on held to maturity investments in interest expense, net					283	0
Current expected credit losses					2,439	783
Provision for obsolete inventory					(14)	(1,271)
Stock-based compensation					16,583	10,544
Impairment loss					225	0
Adjustment to contingent consideration liability	0		0		(600)	(7,500)
Deferred income tax					(8,288)	0
Changes in operating assets and liabilities:
Accounts receivable					(11,696)	(2,767)
Inventories					(314)	14,601
Other current assets					(3,935)	(1,817)
Other assets					1,315	(395)
Accounts payable					4,960	1,960
Accrued salaries and benefits					3,490	(3,901)
Accrued expenses					(1,848)	123
Customer deposits and deferred service revenue					6,279	(1,292)
Customers payable					5,096	1,553
Other long-term liabilities					(2,253)	(186)
Cash used in operating activities - continuing operations					(24,438)	(27,934)
Cash provided by (used in) operating activities - discontinued operations					(4,183)	9,446
Net cash used in operating activities					(28,621)	(18,488)
Cash flows from investing activities:
Cash paid for acquisition, net of cash acquired					(293,570)	0
Capital expenditures					(791)	(4,650)
Capitalization of software costs					(4,004)	(3,364)
Proceeds from company-owned life insurance policies					3,266	0
Proceeds from sale of held to maturity investments					53,277	68,115
Purchases of held to maturity investments					(28,351)	(64,542)
Cash used in investing activities - continuing operations					(270,173)	(4,441)
Cash provided by (used in) investing activities - discontinued operations					92,075	(371)
Net cash used in investing activities					(178,098)	(4,812)
Cash flows from financing activities:
Proceeds from private placement of common stock, net of issuance costs					194,490	0
Proceeds from debt issuance, net of original issue discount					87,333	0
Treasury stock acquired from employees upon vesting or forfeiture of restricted stock					(5,071)	(2,743)
Proceeds from employee stock purchase plan					526	0
Proceeds from exercise of stock options					2,039	912
Cash provided by (used in) financing activities - continuing operations					279,317	(1,831)
Cash provided by (used in) in financing activities - discontinued operations					0	0
Net cash provided by (used in) financing activities					279,317	(1,831)
Effect of exchange rate changes on cash and cash equivalents					933	(508)
Net increase (decrease) in cash and cash equivalents and cash held on behalf of customers					73,531	(25,639)
Cash and cash equivalents and cash held on behalf of customers at beginning of period		$ 47,539		$ 77,533	47,539	77,533	$ 77,533
Cash and cash equivalents and cash held on behalf of customers at end of period	121,070		51,894		121,070	51,894	47,539
Reconciliation of cash and cash equivalents and cash held on behalf of customers
Cash and cash equivalents	105,804		43,136		105,804	43,136
Cash held on behalf of customers	15,266		8,758		15,266	8,758	10,170
Total cash and cash equivalents and cash held on behalf of customers	$ 121,070		$ 51,894		121,070	51,894	47,539
Supplemental disclosures of cash flow information:
Cash paid for interest					3,713	4,022
Cash paid for income taxes					1,543	2,392
Capitalized software recorded in accounts payable					36	468
Capital expenditures in accounts payable					62	98
Common stock issued for acquisition					$ 133,181	$ 0
Cash and cash equivalents included in discontinued operations							$ 200