Quarterly report pursuant to Section 13 or 15(d)

Contract Assets and Liabilities (Tables)

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Contract Assets and Liabilities (Tables)
6 Months Ended
Mar. 31, 2024
Revenue from Contract with Customer [Abstract]  
Costs and Estimated Earnings Compared to Billings on Uncompleted Contracts
Costs and estimated earnings compared to billings on uncompleted contracts at March 31, 2024 and September 30, 2023 consisted of the following (in thousands):
March 31, 2024 September 30, 2023
(unaudited)
Costs on uncompleted contracts $ 1,705,395  $ 1,831,106 
Estimated earnings to date on uncompleted contracts 181,298  194,760 
1,886,693  2,025,866 
Billings to date on uncompleted contracts (1,954,025) (2,077,475)
Net billings in excess of costs and estimated earnings on uncompleted contracts $ (67,332) $ (51,609)
Significant changes to balances of costs and estimated earnings in excess of billings (contract asset) and billings in excess of costs and estimated earnings (contract liability) on uncompleted contracts from September 30, 2022 to March 31, 2023 and September 30, 2023 to March 31, 2024 are presented below (in thousands):
Costs and Estimated Earnings in Excess of Billings on
 Uncompleted Contracts
Billings in Excess of Costs and Estimated Earnings on
 Uncompleted Contracts
Net Billings in Excess of Costs and Estimated Earnings on Uncompleted Contracts
September 30, 2022 $ 29,271  $ (52,477) $ (23,206)
Changes in revenue billed, contract price or cost estimates (145) (9,527) (9,672)
March 31, 2023 (unaudited) $ 29,126  $ (62,004) $ (32,878)
September 30, 2023 $ 27,296  $ (78,905) $ (51,609)
Changes in revenue billed, contract price or cost estimates $ 8,825  $ (24,547) $ (15,722)
March 31, 2024 (unaudited) $ 36,120  $ (103,453) $ (67,332)