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Revenue and Contract Receivables, net (Tables)
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9 Months Ended |
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Apr. 30, 2013
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| Revenue and Contract Receivables, net [Abstract] |
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| Contract Receivables, Net |
Contract receivables, net are summarized in the following table.
| | April 30, 2013 | | | July 31, 2012 | | | | | | | | | Contract Receivables: | | | | | | | Billed | | $ | 35,569,554 | | | $ | 42,977,016 | | Unbilled | | | 25,442,561 | | | | 28,829,818 | | | | | 61,012,115 | | | | 71,806,834 | | Allowance for doubtful accounts and contract adjustments | | | (10,665,837 | ) | | | (10,238,391 | ) | | | | | | | | | | Total contract receivables, net | | $ | 50,346,278 | | | $ | 61,568,443 | |
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| Allowance for Doubtful Accounts and Contract Adjustments |
Activity within the allowance for doubtful accounts and contract adjustments is summarized in the following table.
| | Three Months Ended April 30, | | | Nine Months Ended April 30, | | | | 2013 | | | 2012 | | | 2013 | | | 2012 | | Balance at beginning of period | | $ | 10,216,404 | | | $ | 7,732,072 | | | $ | 10,238,391 | | | $ | 6,755,087 | | Net change recorded during the period | | | 449,433 | | | | 114,352 | | | | 427,446 | | | | 1,091,337 | | Balance at end of period | | $ | 10,665,837 | | | $ | 7,846,424 | | | $ | 10,665,837 | | | $ | 7,846,424 | |
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| Contract Receivables and Allowance for Doubtful Accounts and Contract Adjustments by Geographical Areas |
Significant concentrations of contract receivables and the allowance for doubtful accounts and contract adjustments are summarized in the following table.
| | Balance at April 30, 2013 | | | Balance at July 31, 2012 | | Region | | Contract Receivables | | | Allowance for Doubtful Accounts and Contract Adjustments | | | Contract Receivables | | | Allowance for Doubtful Accounts and Contract Adjustments | | | | | | | | | | | | | | | United States, Canada and South America | | $ | 39,719,664 | | | $ | 1,207,686 | | | $ | 46,860,299 | | | $ | 1,729,515 | | Middle East/Africa | | | 13,855,925 | | | | 6,826,450 | | | | 21,224,062 | | | | 7,377,650 | | Asia | | | 7,436,526 | | | | 2,631,701 | | | | 3,722,473 | | | | 1,131,226 | | Totals | | $ | 61,012,115 | | | $ | 10,665,837 | | | $ | 71,806,834 | | | $ | 10,238,391 | |
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