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Accounts Receivable, Net (Tables) | 12 Months Ended
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Sep. 30, 2017
Text Block [Abstract] |
Accounts Receivable, Net | Accounts receivable, net consists of the following:
|  | As of September 30, |
|  | 2017 |  |  | 2016 |
Accounts receivable — billed |  | $ | 664,099 |  |  | $ | 723,921 |
Accounts receivable — unbilled |  |  | 229,695 |  |  |  | 134,122 |
Less — allowances |  |  | (28,726 | ) |  |  | (39,512 | )
Accounts receivable, net |  | $ | 865,068 |  |  | $ | 818,531 |

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- Definition Net accounts receivable. + References No definition available. + Details
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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
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