v3.26.1
Consolidated Balance Sheets - USD ($)
$ in Thousands
Jun. 30, 2026
Sep. 30, 2025
Statement of Financial Position [Abstract]    
Cash and cash equivalents $ 77,278 $ 127,171
Accounts receivable 722,544 552,158
Accounts and Other Receivables, Net, Current 139,021 99,930
Inventories 133,602 111,536
Costs and estimated earnings in excess of billings 120,459 69,229
Prepaid expenses and other current assets 31,109 20,870
Total current assets 1,534,595 1,085,481
Property and equipment, net 353,811 183,231
Goodwill 129,577 107,830
Intangible assets, net 54,237 41,645
Equity Method Investments 63,888 59,662
Deferred tax assets 23,283 16,055
Operating right of use assets 105,559 88,388
Other non-current assets 10,766 13,369
Total assets 2,275,716 1,595,661
Accounts payable and accrued expenses 584,148 456,646
Billings in excess of costs and estimated earnings 357,580 176,782
Total current liabilities 941,728 633,428
Long-term debt   0
Operating long-term lease liabilities 76,943 61,967
Liability for Uncertainty in Income Taxes, Noncurrent 8,371 6,755
Other non-current liabilities 14,161 5,549
Total liabilities 1,041,203 707,699
Redeemable Noncontrolling Interest, Equity, Carrying Amount $ 5,271 $ 4,007
Preferred Stock, Par or Stated Value Per Share $ 0.01 $ 0.01
Preferred stock, value $ 0 $ 0
Common stock, value 220 220
Treasury stock, value (140,026) (127,751)
Additional paid-in capital 214,554 210,668
Retained earnings 1,154,494 800,818
Total stockholders' equity 1,229,242 883,955
Total liabilities and stockholders' equity 2,275,716 1,595,661
Marketable Securities, Current 310,582 $ 104,587
Restricted Cash $ 0  
Preferred Stock, Shares Authorized 10,000,000 10,000,000
Preferred Stock, Shares Issued 0 0