Condensed Consolidated Statements of Cash Flows - USD ($)	6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Cash Flows From Operating Activities:
Net income (loss)	$ 93,199,000	$ (96,884,000)
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Impairment loss		63,809,000
Depreciation and amortization	14,942,000	15,027,000
Amortization of debt discount	631,000	1,198,000
Non-cash operating lease expense	4,037,000	2,826,000
Unrealized (gain) loss on investments in equity securities	(613,000)	1,026,000
Realized gain (loss) on available-for-sale investments	1,888,000	(1,968,000)
Gain on extinguishment of debt		(1,179,000)
Gain on divested business	(116,662,000)
Stock-based compensation expense	6,075,000	10,453,000
Loss on disposal of property and equipment	105,000	238,000
Change in credit losses	48,000	(18,000)
Excess and obsolete inventory	(36,000)
Change in contingent consideration	(5,206,000)	(1,741,000)
Changes in operating assets and liabilities:
Accounts receivable	(5,945,000)	1,558,000
Inventories	(1,667,000)	2,432,000
Prepaid expenses and other current assets	3,188,000	(1,381,000)
Deposits	(170,000)	(9,000)
Operating lease liabilities	(2,935,000)	(2,754,000)
Accounts payable and other accrued expenses	(2,594,000)	(2,294,000)
Accrued compensation and related expenses	(1,568,000)	(630,000)
Deferred revenue	519,000	23,000
Net deferred tax liability	1,077,000	(1,022,000)
Net cash used in operating activities	(11,687,000)	(11,290,000)
Cash Flows From Investing Activities:
Purchases of property and equipment	(7,519,000)	(7,796,000)
Software development costs	(2,062,000)	(2,074,000)
Purchases of short-term investments		(49,922,000)
Proceeds from divested business	210,239,000
Sales/maturities of short-term investments	36,001,000	80,225,000
Patent and trademark costs	(698,000)	(667,000)
Net cash provided by investing activities	235,961,000	19,766,000
Cash Flows From Financing Activities:
Proceeds from exercise of stock options	2,950,000	627,000
Repurchase of common stock	(4,259,000)
Repayment of notes payable	(80,000)	(72,000)
Repayment of finance lease liabilities	(320,000)	(144,000)
Net cash used in financing activities	(16,053,000)	(8,252,000)
Effect of exchange rates on cash and cash equivalents	(10,094,000)	(112,000)
Net change in cash and cash equivalents	198,127,000	112,000
Cash and cash equivalents - beginning of period	45,289,000	46,346,000
Cash and cash equivalents - end of period	243,416,000	46,458,000
Reconciliation of cash and cash equivalents to the condensed consolidated balance sheets:
Cash and cash equivalents from continuing operations - beginning of period	34,137,000	35,192,000
Cash and cash equivalents from discontinued operations (included in current assets held for sale) - beginning of period	11,152,000	11,154,000
Total cash and cash equivalents - beginning of period	45,289,000	46,346,000
Cash and cash equivalents from continuing operations - end of period	243,416,000	34,184,000
Cash and cash equivalents from discontinued operations (included in current assets held for sale) - end of period		12,274,000
Total cash and cash equivalents - end of period	243,416,000	46,458,000
Supplemental Disclosure of Cash Flow Information:
Cash paid for interest	921,000	1,611,000
Cash paid for income taxes	626,000	707,000
Supplemental Disclosure of Non-Cash Financing Activities:
Operating lease right-of-use assets and operating lease liabilities	2,491,000	186,000
Net unrealized gain on available-for-sale debt securities	1,173,000	1,255,000
Reclassification of realized gain (loss) on available-for-sale debt securities to earnings	2,203,000	1,619,000
Paid-in-kind preferred stock dividend, including beneficial conversion feature	4,000,000	4,000,000
Fixed assets included in accounts payable and accrued liabilities	269,000	464,000
Contingent consideration reclassed to accounts payable and accrued liabilities	869,000
Purchase of equipment through finance lease obligation	377,000
2026 Senior Notes
Cash Flows From Financing Activities:
Repayment of Convertible Senior Notes	0	$ (8,663,000)
2025 Senior Notes
Cash Flows From Financing Activities:
Repayment of Convertible Senior Notes	$ (14,344,000)