CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) (Parenthetical) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Depreciation and amortization	$ 2,688	$ 2,629
Amortization of loan fees	(23)	(23)
Accrued interest on certificates of deposit	48	126
Government assistance, income	18	0
Prepaid expenses and other current assets	(257)	(1,727)
Other non-current assets	24	190
Accounts payable	6,734	3,367
Accrued expenses	1,313	742
Income taxes payable	2,124	0
Other liabilities	98	155
Purchase of short-term investments	8,148	12,190
Redemption of short-term investments	12,739	5,144
Payments of long-term debt	295	278
Payments of noncontrolling interest tax withholding	132	0
Payment for Global Wells noncontrolling membership interest redemption	0	2,326
Payment of Global Wells noncontrolling membership interest redemption gain tax withholding	879	0
VIE, Primary Beneficiary
Depreciation and amortization	303	304
Amortization of loan fees	15	15
Accrued interest on certificates of deposit	0	38
Government assistance, income	8	0
Prepaid expenses and other current assets	(112)	4
Other non-current assets	(25)	(14)
Accounts payable	3	5
Accrued expenses	(303)	(420)
Income taxes payable	3	0
Other liabilities	(59)	0
Purchase of short-term investments	87	7,000
Redemption of short-term investments	7,678	0
Payments of long-term debt	295	278
Payments of noncontrolling interest tax withholding	132	0
Payment for Global Wells noncontrolling membership interest redemption	0	2,010
Payment of Global Wells noncontrolling membership interest redemption gain tax withholding	$ 879	$ 0