CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 94,411	$ 74,516	$ 48,454
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	89,985	81,804	84,066
(Gain) Loss on disposition of business	(431)	1,417
Loss on sale or abandonment of property and equipment	5,838	380	1,303
Write-off of certain intangible assets and other long-term assets	506	2,281	4,412
Acquired in-process research and development	1,550	6,671
Amortization of right-of-use operating lease assets	11,307	10,394	11,718
Fair value adjustments related to contingent consideration liabilities	1,704	4,611	3,161
Amortization of deferred credits	(104)	(107)	(108)
Amortization and write-off of long-term debt issuance costs	1,717	604	604
Deferred income taxes	(12,643)	(14,924)	(4,631)
Stock-based compensation expense	21,333	18,042	16,090
Changes in operating assets and liabilities, net of acquisitions and divestitures:
Trade receivables	(11,916)	(15,116)	(8,618)
Other receivables	2,429	4,154	(10,418)
Inventories	(32,105)	(47,929)	(25,183)
Prepaid expenses and other current assets	1,281	(1,798)	(3,555)
Prepaid income taxes	(92)	(379)	125
Income tax refund receivables	(58)	1,952	739
Other assets	(5,976)	657	(1,670)
Trade payables	(7,297)	12,661	6,050
Accrued expenses	(2,484)	(16,379)	36,462
Income taxes payable	(1,685)	4,521	(119)
Liabilities related to unrecognized tax benefits		(45)	314
Deferred compensation payable	1,903	(2,848)	1,303
Operating lease liabilities	(11,492)	(11,127)	(12,410)
Other long-term obligations	(2,530)	278	(858)
Total adjustments	50,740	39,775	98,777
Net cash, cash equivalents, and restricted cash provided by operating activities	145,151	114,291	147,231
Capital expenditures for:
Property and equipment	(34,290)	(45,029)	(27,939)
Intangible assets	(2,411)	(3,175)	(2,834)
Proceeds from the sale of property and equipment	201	65	1,037
Proceeds (payments) from disposition of business	431	(971)
Cash received for settlement of note receivable			2,000
Issuance of note receivable	(1,000)		(2,254)
Cash paid in acquisitions, net of cash acquired	(138,278)	(8,287)	(7,171)
Net cash, cash equivalents, and restricted cash used in investing activities	(175,347)	(57,397)	(37,161)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from issuance of common stock	15,584	20,070	21,306
Proceeds from issuance of long-term debt	1,199,203	215,205	98,421
Payments on long-term debt	(579,624)	(260,143)	(206,921)
Purchase of capped call option	(66,528)
Long-term debt issuance costs	(677)
Contingent payments related to acquisitions	(3,569)	(32,918)	(10,665)
Payment of taxes related to an exchange of common stock	(5,123)	(2,474)	(576)
Net cash, cash equivalents, and restricted cash provided by (used in) financing activities	559,266	(60,260)	(98,435)
Effect of exchange rates on cash, cash equivalents, and restricted cash	(484)	(3,826)	(801)
Net increase (decrease) in cash, cash equivalents and restricted cash	528,586	(7,192)	10,834
CASH, CASH EQUIVALENTS AND RESTRICTED CASH:
Beginning of period	60,558	67,750	56,916
End of period	589,144	60,558	67,750
RECONCILIATION OF CASH, CASH EQUIVALENTS AND RESTRICTED CASH TO THE CONSOLIDATED BALANCE SHEETS:
Cash and cash equivalents	587,036	58,408	67,750
Restricted cash reported in prepaid expenses and other current assets	$ 2,108	2,150
Restricted Cash and Cash Equivalents, Current, Statement of Financial Position [Extensible Enumeration]	Prepaid Expense and Other Assets, Current
Total cash, cash equivalents and restricted cash	$ 589,144	60,558	67,750
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION
Interest (net of capitalized interest of $XXX, $858 and $480, respectively)	14,051	6,258	5,261
Income taxes	31,534	17,092	8,828
SUPPLEMENTAL DISCLOSURES OF NON-CASH INVESTING AND FINANCING ACTIVITIES
Property and equipment purchases in accounts payable	8,267	3,702	2,558
Acquisition purchases in accrued expenses and other long-term obligations	3,713	3,526
Merit common stock surrendered (XX, 18 and 3 shares, respectively) in exchange for exercise of stock options	5,809	1,140	180
Right-of-use operating lease assets obtained in exchange for operating lease liabilities	$ 8,891	$ 11,130	$ 1,524