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Significant Accounting Policies (Tables) | 12 Months Ended
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Sep. 30, 2016
Significant Accounting Policies |
Schedule of types of contracts comprising Company's revenues |
|  | Fiscal Year Ended |
|  | September 30, 2016 |  | September 30, 2015 |  | September 30, 2014 |
Cost reimbursable |  |  | 53 | % |  | 57 | % |  | 46 | %
Guaranteed maximum price |  |  | 15 | % |  | 15 | % |  | 14 | %
Fixed price |  |  | 32 | % |  | 28 | % |  | 40 | %

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