CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 378,996	$ 363,599
Restricted cash	6,836	3,219
Short-term investments	6,909	6,542
Accounts receivable, net of allowances of $5,356 and $4,324 at September 30, 2022 and December 31, 2021, respectively	377,549	358,496
Inventories	374,811	348,622
Prepaid expenses and other	131,460	107,194
Total current assets	1,276,561	1,187,672
Property, plant and equipment, net	698,452	582,079
Deferred income tax	17,718	21,256
Goodwill	141,175	149,890
Intangible assets, net	81,619	94,550
Other long-term assets	147,039	159,048
Total assets	2,362,564	2,194,495
Current liabilities:
Lines of credit	35,258	18,068
Accounts payable	196,543	221,254
Accrued liabilities and other	220,496	184,649
Income tax payable	49,985	29,682
Current portion of long-term debt	9,259	17,381
Total current liabilities	511,541	471,034
Long-term debt, net of current portion	251,174	265,574
Deferred tax liabilities	30,095	32,230
Other long-term liabilities	107,050	122,933
Total liabilities	899,860	891,771
Commitments and contingencies (See Note 9)
Stockholders' equity
Preferred stock - par value $1.00 per share; 1,000,000 shares authorized; no shares issued or outstanding	0	0
Common stock - par value $0.66 2/3 per share; 70,000,000 shares authorized; and 45,468,133 shares and 45,017,774 shares issued and outstanding at June 30, 2022 and December 31, 2021, respectively	36,501	36,195
Additional paid-in capital	485,350	471,649
Retained earnings	1,356,041	1,116,809
Treasury stock, at cost, 9,281,581 shares at September 30, 2022 and 9,272,513 shares at December 31, 2021	(337,490)	(336,894)
Accumulated other comprehensive loss	(144,480)	(50,517)
Total stockholders' equity	1,395,922	1,237,242
Noncontrolling interest	66,782	65,482
Total equity	1,462,704	1,302,724
Total liabilities and stockholders' equity	$ 2,362,564	$ 2,194,495