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Reportable Segments (Details) $ in Thousands | 3 Months Ended |
--- | --- | ---
Dec. 31, 2017 USD ($) segment | Dec. 31, 2016 USD ($) | Sep. 30, 2017 USD ($)
Summarized financial information concerning the Company's reportable segments |  |  |
Number of reportable segments | segment | 4 |  |
Revenue | $ 4,910,832 | $ 4,358,349 |
Gross profit | 136,152 | 169,973 |
Equity in earnings of joint ventures | 29,720 | 21,471 |
General and administrative expenses | (34,670) | (32,639) |
Acquisition and integration expenses |  | (15,412) |
Operating income | $ 131,202 | $ 143,393 |
Gross profit as a % of revenue | 2.80% | 3.90% |
Total Assets | $ 14,622,951 |  | $ 14,396,956
Corporate |  |  |
Summarized financial information concerning the Company's reportable segments |  |  |
General and administrative expenses | (32,100) | $ (29,900) |
Acquisition and integration expenses |  | (15,400) |
Operating income | (32,100) | (45,300) |
Total Assets | 349,000 |  | 386,200
Design and Consulting Services |  |  |
Summarized financial information concerning the Company's reportable segments |  |  |
Revenue | 1,941,900 | 1,840,800 |
Gross profit | 77,800 | 95,200 |
Equity in earnings of joint ventures | 7,500 | 4,100 |
Operating income | $ 85,300 | $ 99,300 |
Gross profit as a % of revenue | 4.00% | 5.20% |
Total Assets | $ 7,118,100 |  | 6,992,600
Construction Services |  |  |
Summarized financial information concerning the Company's reportable segments |  |  |
Revenue | 2,125,500 | $ 1,750,200 |
Gross profit | 27,100 | 13,800 |
Equity in earnings of joint ventures | 13,400 | 4,300 |
Operating income | $ 40,500 | $ 18,100 |
Gross profit as a % of revenue | 1.30% | 0.80% |
Total Assets | $ 4,270,600 |  | 4,114,500
Management Services |  |  |
Summarized financial information concerning the Company's reportable segments |  |  |
Revenue | 843,400 | $ 767,300 |
Gross profit | 31,300 | 61,000 |
Equity in earnings of joint ventures | 8,800 | 13,000 |
Operating income | $ 40,100 | $ 74,000 |
Gross profit as a % of revenue | 3.70% | 7.90% |
Total Assets | $ 2,679,700 |  | 2,704,600
AECOM Capital |  |  |
Summarized financial information concerning the Company's reportable segments |  |  |
General and administrative expenses | (2,600) | $ (2,700) |
Operating income | (2,600) | $ (2,700) |
Total Assets | $ 205,600 |  | $ 199,100

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