Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Assets
Cash and cash equivalents	$ 309,287	$ 277,391
Restricted cash	578	5,822
Accounts receivable, net of allowance for doubtful accounts of $1,016 and $470, respectively	376,568	449,404
Contract assets	182,090	174,979
Inventories	599,842	683,801
Prepaid expenses and other current assets	42,286	44,350
Total current assets	1,510,651	1,635,747
Property, plant and equipment, net	225,888	227,698
Operating lease right-of-use assets	125,082	130,830
Goodwill	192,116	192,116
Deferred income taxes	30,196	26,943
Other long-term assets	70,806	61,421
Total assets	2,154,739	2,274,755
Current liabilities:
Current installments of long-term debt	5,928	4,283
Accounts payable	346,153	367,480
Advance payments from customers	157,156	204,883
Income taxes payable	27,263	22,225
Accrued liabilities	106,560	114,676
Total current liabilities	643,060	713,547
Long-term debt, net of current installments	283,559	326,674
Operating lease liabilities	116,637	123,385
Other long-term liabilities	16,379	32,064
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 - 36,077 and 35,664, respectively	3,608	3,566
Additional paid-in capital	529,836	528,842
Retained earnings	578,162	560,537
Accumulated other comprehensive loss	(16,502)	(13,860)
Total shareholders’ equity	1,095,104	1,079,085
Total liabilities and shareholders' equity	$ 2,154,739	$ 2,274,755