CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 57,945	$ 58,408
Trade receivables - net of allowance for credit losses - 2023 - $8,248 and 2022 - $8,423	170,182	164,677
Other receivables	14,559	12,992
Inventories	289,581	265,991
Prepaid expenses and other current assets	19,961	22,324
Prepaid income taxes	3,920	3,913
Income tax refund receivables	1,069	779
Total current assets	557,217	529,084
Property and equipment:
Land and land improvements	26,017	25,940
Buildings	189,947	189,148
Manufacturing equipment	303,547	299,089
Furniture and fixtures	64,762	61,128
Leasehold improvements	50,826	49,673
Construction-in-progress	63,786	61,269
Total property and equipment	698,885	686,247
Less accumulated depreciation	(311,435)	(303,271)
Property and equipment - net	387,450	382,976
Other assets:
Goodwill	360,291	359,821
Deferred income tax assets	6,665	6,599
Right-of-use operating lease assets	62,881	65,262
Other assets	45,721	44,352
Total other assets	739,442	751,906
Total assets	1,684,109	1,663,966
Current liabilities:
Trade payables	65,588	68,504
Accrued expenses	119,197	123,189
Current portion of long-term debt	11,250	11,250
Short-term operating lease liabilities	10,898	11,005
Income taxes payable	9,019	6,697
Total current liabilities	215,952	220,645
Long-term debt	186,423	186,759
Deferred income tax liabilities	18,478	18,462
Long-term income taxes payable	347	347
Liabilities related to unrecognized tax benefits	1,912	1,912
Deferred compensation payable	15,868	15,264
Deferred credits	1,682	1,708
Long-term operating lease liabilities	57,893	59,736
Other long-term obligations	13,899	14,736
Total liabilities	512,454	519,569
Commitments and contingencies
Stockholders' equity:
Preferred stock - 5,000 shares authorized as of March 31, 2023 and December 31, 2022; no shares issued
Common stock, no par value; 100,000 shares authorized; issued and outstanding as of March 31, 2023 - 57,472 and December 31, 2022 - 57,306	681,108	675,174
Retained earnings	501,476	480,773
Accumulated other comprehensive loss	(10,929)	(11,550)
Total stockholders' equity	1,171,655	1,144,397
Total liabilities and stockholders' equity	1,684,109	1,663,966
Developed technology
Other assets:
Intangible assets	227,203	237,522
Other
Other assets:
Intangible assets	$ 36,681	$ 38,350