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Business Combination (Tables) | 6 Months Ended
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Mar. 31, 2014
Business Combinations [Abstract] |
Business Combination Considerations |
| IES receivable from the Acro Group as of December 31, 2012 |  | $ | 2,263 |  |
| IES deferred cost recorded in connection with transactions with Acro Group between January 1, 2013 and February 15, 2013 |  |  | 1,042 |  |
| Cash purchase consideration |  |  | 828 |  |
| Fair value of contingent consideration (a) |  |  | 665 |  |
| Total consideration transferred |  | $ | 4,798 |  |
| (a) | The fair value of the contingent consideration has been remeasured at each reporting date, and was zero as of March 31, 2014. The change in fair value for the six months ended March 31, 2014 was a decrease of $95, included in Other (income) expense, net, in our Condensed Consolidated Statements of Comprehensive Income. The contingency has been resolved and there will be no payment. |  |  |  |  |
Pro Forma Results of Operations |
|  |  | Unaudited |
|  | Three Months Ended |  | Six Months Ended |
|  | March 31, 2013 |  | March 31, 2013 |
Revenues |  | $ | 133,890 |  | $ | 275,891 |
Net income (loss) from continuing operations |  | $ | (1,144) |  | $ | (415) |

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- Definition Tabular disclosure of pro forma results of operations for a material business acquisition or series of individually immaterial business acquisitions that are material in the aggregate. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(2)-(3) -URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463 + Details
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- Definition Tabular disclosure of a material business combination completed during the period, including background, timing, and recognized assets and liabilities. This table does not include leveraged buyouts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1486-128463 + Details
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