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Business Acquisitions (Tables) | 12 Months Ended
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Apr. 30, 2013
Schedule of Purchase Price Allocation to Net Assets Acquired | The purchase price allocated to net assets acquired during the fiscal years ended April 30, 2013 and 2012 is as follows:
|  | April 30, |  |  |
|  | 2013 |  |  | 2012 |  |
Equipment |  | $ | 9,423 |  |  | $ | 606 |  |
Goodwill |  |  | 14,222 |  |  |  | 502 |  |
Intangible assets |  |  | 9,850 |  |  |  | 1,135 |  |
Current assets |  |  | 1,422 |  |  |  | - |  |
Current liabilities |  |  | (7,009) |  |  |  | (26) |  |
Total |  | $ | 27,908 |  |  | $ | 2,217 |  |
Schedule of Unaudited Proforma Combined Information | The following unaudited pro forma combined information shows the results of our continuing operations for the fiscal years ended April 30, 2013 and 2012 as though each of the acquisitions completed in the fiscal years ended April 30, 2013 and 2012 had occurred as of May 1, 2011.
|  | Fiscal Year Ended April 30, |
|  | 2013 |  |  | 2012 |
Revenue |  | $ | 465,083 |  |  | $ | 487,707 |
Operating income (loss) |  | $ | 13,118 |  |  | $ | (9,670) |
Net loss attributable to common stockholders |  | $ | (54,440) |  |  | $ | (78,230) |
Basic and diluted loss per common share attributable to common stockholders |  | $ | (1.60) |  |  | $ | (2.92) |
Basic and diluted weighted average shares outstanding |  |  | 34,015 |  |  |  | 26,749 |

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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=7659399&loc=d3e1392-128463 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 54 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 55 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141R -Paragraph 68 -Subparagraph r(2, 3) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition Tabular disclosure of all of the fair values of the purchase price and assets and liabilities acquired in a business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=7488404&loc=d3e6927-128479 + Details
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