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Reportable Segments (Details) (USD $) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jun. 30, 2014 | Jun. 30, 2013 | Jun. 30, 2014 item | Jun. 30, 2013
Reportable Segments |  |  |  |
Number of reportable segments |  |  | 2 |
Summarized financial information concerning the Company's reportable segments |  |  |  |
Revenue | $ 1,968,155,000 | $ 2,067,490,000 | $ 5,794,254,000 | $ 6,074,408,000
Revenue, net of other direct costs | 1,204,700,000 | 1,236,000,000 | 3,536,400,000 | 3,732,900,000
Gross profit | 108,540,000 | 131,814,000 | 274,145,000 | 309,775,000
Equity in earnings of joint ventures | 5,896,000 | 4,094,000 | 49,415,000 | 17,855,000
General and administrative expenses | (22,904,000) | (24,010,000) | (73,198,000) | (73,365,000)
Operating income (loss) | 91,532,000 | 111,898,000 | 250,362,000 | 254,265,000
Gross profit as a % of revenue | 5.50% | 6.40% | 4.70% | 5.10%
Gross profit as a % of revenue, net of other direct costs | 9.00% | 10.70% | 7.80% | 8.30%
Corporate |  |  |  |
Summarized financial information concerning the Company's reportable segments |  |  |  |
General and administrative expenses | (22,900,000) | (24,000,000) | (73,200,000) | (73,400,000)
Operating income (loss) | (22,900,000) | (24,000,000) | (73,200,000) | (73,400,000)
Professional Technical Services |  |  |  |
Summarized financial information concerning the Company's reportable segments |  |  |  |
Revenue | 1,794,600,000 | 1,847,100,000 | 5,248,400,000 | 5,384,200,000
Revenue, net of other direct costs | 1,112,000,000 | 1,102,000,000 | 3,214,700,000 | 3,306,100,000
Gross profit | 99,500,000 | 119,800,000 | 244,700,000 | 281,300,000
Equity in earnings of joint ventures | 2,100,000 | 1,000,000 | 36,500,000 | 10,300,000
Operating income (loss) | 101,600,000 | 120,800,000 | 281,200,000 | 291,600,000
Gross profit as a % of revenue | 5.50% | 6.50% | 4.70% | 5.20%
Gross profit as a % of revenue, net of other direct costs | 8.90% | 10.90% | 7.50% | 8.50%
Management Support Services |  |  |  |
Summarized financial information concerning the Company's reportable segments |  |  |  |
Revenue | 173,600,000 | 220,400,000 | 545,900,000 | 690,200,000
Revenue, net of other direct costs | 92,700,000 | 134,000,000 | 294,700,000 | 426,800,000
Gross profit | 9,000,000 | 12,000,000 | 29,400,000 | 28,500,000
Equity in earnings of joint ventures | 3,900,000 | 3,100,000 | 13,000,000 | 7,600,000
Operating income (loss) | $ 12,900,000 | $ 15,100,000 | $ 42,400,000 | $ 36,100,000
Gross profit as a % of revenue | 5.20% | 5.40% | 5.40% | 4.10%
Gross profit as a % of revenue, net of other direct costs | 9.70% | 9.00% | 10.00% | 6.70%

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