Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Assets
Cash and cash equivalents	$ 247,298	$ 271,749
Restricted cash	2,039	0
Accounts receivable, net of allowance for doubtful accounts of $408 and $788, respectively	478,835	355,883
Contract assets	187,730	155,243
Inventories	746,920	523,240
Prepaid expenses and other assets	45,009	41,688
Income taxes receivable	372	341
Total current assets	1,708,203	1,348,144
Property, plant and equipment, net	204,154	186,666
Operating lease right-of-use assets	95,533	99,158
Goodwill	192,116	192,116
Deferred income taxes	8,669	5,972
Other assets, net	67,832	71,824
Total assets	2,276,507	1,903,880
Current liabilities:
Current installments of long-term debt	3,452	985
Accounts payable	522,499	426,555
Advance payments from customers	211,601	118,124
Income taxes payable	12,007	6,164
Accrued liabilities	99,341	102,554
Total current liabilities	848,900	654,382
Long-term debt, less current installments	296,425	129,289
Operating lease liabilities	87,983	90,878
Other long-term liabilities	42,498	55,445
Deferred income taxes	84	84
Commitments and contingencies
Shareholders’ equity:
Preferred stock, $0.10 par value; 5,000 shares authorized, none issued	0	0
Common stock, $0.10 par value; 145,000 shares authorized; issued and outstanding - 35,153 and 35,213, respectively	3,515	3,521
Additional paid-in capital	513,808	507,447
Retained earnings	504,419	479,992
Accumulated other comprehensive loss	(21,125)	(17,158)
Total shareholders’ equity	1,000,617	973,802
Total liabilities and shareholders' equity	$ 2,276,507	$ 1,903,880