CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 63,003	$ 67,750
Trade receivables - net of allowance for credit losses - 2022 - $7,738 and 2021 - $6,767	158,801	152,301
Other receivables	10,627	17,763
Inventories	233,154	221,922
Prepaid expenses and other current assets	23,050	16,149
Prepaid income taxes	3,532	3,550
Income tax refund receivables	464	2,777
Total current assets	492,631	482,212
Property and equipment:
Land and land improvements	25,163	25,287
Buildings	188,550	190,044
Manufacturing equipment	286,257	277,976
Furniture and fixtures	62,620	61,446
Leasehold improvements	48,813	46,341
Construction-in-progress	54,409	51,182
Total property and equipment	665,812	652,276
Less accumulated depreciation	(294,361)	(280,618)
Property and equipment - net	371,451	371,658
Other assets:
Goodwill	359,692	361,741
Deferred income tax assets	5,861	6,080
Right-of-use operating lease assets	64,353	65,913
Other assets	43,303	41,421
Total other assets	767,437	794,424
Total assets	1,631,519	1,648,294
Current liabilities:
Trade payables	59,441	55,624
Accrued expenses	111,955	159,014
Current portion of long-term debt	10,313	8,438
Short-term operating lease liabilities	10,444	10,668
Income taxes payable	3,437	2,536
Total current liabilities	195,590	236,280
Long-term debt	235,703	234,397
Deferred income tax liabilities	31,195	31,503
Long-term income taxes payable	347	347
Liabilities related to unrecognized tax benefits	932	932
Deferred compensation payable	15,562	18,111
Deferred credits	1,762	1,815
Long-term operating lease liabilities	59,646	61,526
Other long-term obligations	17,475	23,584
Total liabilities	558,212	608,495
Commitments and contingencies
Stockholders' equity:
Preferred stock - 5,000 shares authorized as of June 30, 2022 and December 31, 2021; no shares issued
Common stock, no par value; shares authorized - 2022 and 2021 - 100,000; issued and outstanding as of June 30, 2022 - 56,745 and December 31, 2021 - 56,570	651,926	641,533
Retained earnings	432,100	406,257
Accumulated other comprehensive loss	(10,719)	(7,991)
Total stockholders' equity	1,073,307	1,039,799
Total liabilities and stockholders' equity	1,631,519	1,648,294
Developed technology
Other assets:
Intangible assets	254,557	276,833
Other
Other assets:
Intangible assets	$ 39,671	$ 42,436