XML 30 R18.htm IDEA: XBRL DOCUMENT
v3.25.3

UNCOMPLETED CONTRACTS | 12 Months Ended
--- | ---
Sep. 30, 2025
UNCOMPLETED CONTRACTS |
UNCOMPLETED CONTRACTS |
10. | UNCOMPLETED CONTRACTS
Costs and estimated earnings in excess of billings on uncompleted contracts are included in contract assets on the Consolidated Balance Sheets. Billings in excess of costs and estimated earnings on uncompleted contracts are included in contract liabilities on the Consolidated Balance Sheets. Costs, estimated earnings, and billings on uncompleted contracts are summarized as follows: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | September 30, | ​ ​ ​ | September 30,
​ | ​ ​ ​ | 2025 | ​ ​ ​ | 2024
Costs incurred on contracts in progress | ​ | $ | 471,208,654 | ​ | $ | 347,180,901
Estimated earnings, net of estimated losses | ​ |  | 71,159,322 | ​ |  | 59,349,378
​ | ​ |  | 542,367,976 | ​ |  | 406,530,279
Less billings to date | ​ |  | 536,231,730 | ​ |  | 398,885,475
​ | ​ | $ | 6,136,246 | ​ | $ | 7,644,804
​ | ​ |  | ​ | ​ |  | ​
Costs and estimated earnings in excess of billed on uncompleted contracts | ​ | $ | 34,455,011 | ​ | $ | 24,595,792
Less billings in excess of costs and estimated earnings on uncompleted contracts | ​ |  | 28,318,765 | ​ |  | 16,950,988
​ | ​ | $ | 6,136,246 | ​ | $ | 7,644,804
​ The Company’s unaudited backlog at September 30, 2025, and September 30, 2024, was $259.7 million and $243.2 million, respectively.

X
- References No definition available. + Details
Name: | us-gaap_ContractorsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for long-term contracts or programs. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -SubTopic 35 -Topic 605 -Publisher FASB -URI https://asc.fasb.org/605-35/tableOfContent Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(3)(c)(3)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(6)(d)(ii)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 912 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/912/tableOfContent Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 912 -SubTopic 275 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479072/912-275-50-2 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 912 -SubTopic 275 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479072/912-275-50-3 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Topic 912 -SubTopic 275 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479072/912-275-50-4 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Topic 912 -SubTopic 275 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479072/912-275-50-5 Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Topic 912 -SubTopic 275 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479072/912-275-50-6 Reference 10: http://www.xbrl.org/2003/role/disclosureRef -Topic 912 -SubTopic 310 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478685/912-310-50-1 Reference 11: http://www.xbrl.org/2003/role/disclosureRef -Topic 912 -SubTopic 310 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478685/912-310-50-4 Reference 12: http://www.xbrl.org/2003/role/disclosureRef -Topic 912 -SubTopic 405 -Name Accounting Standards Codification -Section 45 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478788/912-405-45-4 Reference 13: http://www.xbrl.org/2003/role/disclosureRef -Topic 912 -SubTopic 405 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477623/912-405-50-2 Reference 14: http://www.xbrl.org/2003/role/disclosureRef -Topic 912 -SubTopic 405 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477623/912-405-50-3 Reference 15: http://www.xbrl.org/2003/role/disclosureRef -Topic 910 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482332/910-20-50-1 Reference 16: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(3)(c)(2)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_LongTermContractsOrProgramsDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration