CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 68,904	$ 56,916
Trade receivables - net of allowance for credit losses - 2021 - $6,444 and 2020 - $5,313	150,780	146,641
Other receivables	10,659	7,774
Inventories	208,081	198,019
Prepaid expenses and other current assets	18,778	13,120
Prepaid income taxes	3,679	3,688
Income tax refund receivables	2,561	3,549
Total current assets	463,442	429,707
Property and equipment:
Land and land improvements	25,394	28,400
Buildings	190,335	188,878
Manufacturing equipment	275,155	268,894
Furniture and fixtures	62,445	61,586
Leasehold improvements	45,750	48,800
Construction-in-progress	51,756	46,889
Total property and equipment	650,835	643,447
Less accumulated depreciation	(277,379)	(260,719)
Property and equipment - net	373,456	382,728
Other assets:
Goodwill	362,000	363,533
Deferred income tax assets	4,581	4,597
Right-of-use operating lease assets	68,078	78,240
Other assets	40,672	37,676
Total other assets	806,268	851,961
Total assets	1,643,166	1,664,396
Current liabilities:
Trade payables	51,077	49,837
Accrued expenses	141,929	111,944
Current portion of long-term debt	7,500	7,500
Short-term operating lease liabilities	11,119	12,903
Income taxes payable	1,850	2,820
Total current liabilities	213,475	185,004
Long-term debt	271,181	343,722
Deferred income tax liabilities	33,238	33,312
Long-term income taxes payable	347	347
Liabilities related to unrecognized tax benefits	1,016	1,016
Deferred compensation payable	17,414	16,808
Deferred credits	1,842	1,923
Long-term operating lease liabilities	63,505	70,941
Other long-term obligations	27,772	52,748
Total liabilities	629,790	705,821
Commitments and contingencies
Stockholders' equity:
Preferred stock - 5,000 shares authorized as of September 30, 2021 and December 31, 2020; no shares issued	0	0
Common stock, no par value; shares authorized - 2021 and 2020 - 100,000; issued and outstanding as of September 30, 2021 - 56,452 and December 31, 2020 - 55,623	633,948	606,224
Retained earnings	385,644	357,803
Accumulated other comprehensive loss	(6,216)	(5,452)
Total stockholders' equity	1,013,376	958,575
Total liabilities and stockholders' equity	1,643,166	1,664,396
Developed technology
Other assets:
Intangible assets	287,117	318,059
Other
Other assets:
Intangible assets	$ 43,820	$ 49,856