Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Current assets:
Cash, cash equivalents and restricted cash	$ 86,012	$ 1,567
Contract assets, net	167,049	206,235
Inventories	43,750	42,709
Prepayments and other current assets	30,390	17,651
Total current assets	917,229	729,295
Noncurrent assets:
Property, plant and equipment, net of accumulated depreciation of $157,278 and $143,831, respectively	134,409	116,018
Goodwill	143,224	143,224
Other intangible assets, net of accumulated amortization of $10,334 and $8,738, respectively	116	2,004
Operating lease right-of-use assets	67,045	53,233
Investments	21,286	8,413
Other	5,154	272
Total noncurrent assets	371,234	323,164
Total assets	1,288,463	1,052,459
Current liabilities:
Current portion of long-term debt	15,000	0
Contract liabilities, net	207,304	140,108
Accounts payable	138,097	116,573
Taxes payable	6,768	8,557
Accrued compensation	67,815	44,721
Current portion of operating lease liabilities	26,354	21,143
Accrued payroll-related liabilities	38,995	35,342
Total current liabilities	513,370	394,060
Noncurrent liabilities:
Long-term debt	280,648
Deferred income taxes	8,161	6,535
Operating lease liabilities	41,200	32,504
Other	22,472	1,979
Total noncurrent liabilities	352,481	209,549
Total liabilities	865,851	603,609
Commitments and contingencies
Common stockholders’ equity:
Common stock, 300,000,000 shares authorized, $0.01 par value, 50,980,924 shares issued and outstanding at December 31, 2024; Common stock, stated value $1, no par value; 1,000 shares authorized, issued and outstanding at December 31, 2023	510	1
Other paid-in capital	138,130	136,184
Retained earnings	283,972	312,665
Total stockholders’ equity	422,612	448,850
Total liabilities and stockholders’ equity	1,288,463	1,052,459
Nonrelated party
Current assets:
Receivables, net	590,028	449,626
Current liabilities:
Other accrued liabilities	13,037	13,001
Noncurrent liabilities:
Long-term debt	280,648	0
Related party
Current assets:
Receivables, net	0	11,507
Current liabilities:
Other accrued liabilities	0	14,615
Noncurrent liabilities:
Long-term debt	$ 0	$ 168,531