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Accounts Receivable (Tables) | 9 Months Ended
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Jul. 31, 2016
Receivables [Abstract] |
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] | Accounts receivable as of July 31, 2016 and October 31, 2015 consisted of the following:
| July 31, 2016 |  | October 31, 2015
Commercial Customers: |  |  |
Amount billed | $ | 9,344 |  |  | $ | 19,331 |
Unbilled recoverable costs (2) | 15,201 |  |  | 37,949 |
| 24,545 |  |  | 57,280 |
Advanced Technology (including U.S. Government(1)): |  |  |
Amount billed | 639 |  |  | 433 |
Unbilled recoverable costs | 4,106 |  |  | 3,077 |
| 4,745 |  |  | 3,510 |
Accounts receivable, net | $ | 29,290 |  |  | $ | 60,790 |
(1) | Total U.S. Government accounts receivable outstanding as of July 31, 2016 and October 31, 2015 were $3.3 million and $2.6 million, respectively.
(2) | Unbilled recoverable costs of $4.8 million is included within long-term Other Assets as of July 31, 2016.

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- Definition Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3,4) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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