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Long-term Debt (Details) (USD $) | Sep. 30, 2013 | Sep. 30, 2012 | Feb. 29, 2012 | Aug. 31, 2011 | Jun. 30, 2010
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Debt Instrument [Line Items] |  |  |  |  |  |  |
Total debt | $ 78,592,000 |  | $ 63,528,000 |  | $ 2,700,000 | $ 750,000 | $ 518,192
Less current portion | 8,830,000 |  | 6,603,000 |  |  |  |
Total long-term debt | 69,762,000 |  | 56,925,000 |  |  |  |
Notes payable at 10-11%, mature August 2015 and July 2022 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Total debt | 2,381,000 | [1] | 1,551,000 | [1] |  |  |
Notes payable at 9.6%, mature December 2014 and January 2015 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Total debt | 2,257,000 | [1] | 2,364,000 | [1] |  |  |
Note payable at 7%, matures December 2019 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Total debt | 232,000 | [1] | 261,000 | [1] |  |  |
Note payable at 7.25%, matures May 2016 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Total debt | 880,000 | [1] | 1,169,000 | [1] |  |  |
Notes payable at 14%, mature September 30, 2020 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Total debt | 5,284,000 | [2] | 7,741,000 | [2] |  |  |
Note payable at the greater of 2% above prime or 7.5%, matures April 2017 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Total debt | 3,142,000 | [1] | 3,250,000 | [1] |  |  |
Note payable at the greater of 2% above prime or 7.5%, matures June 2017 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Total debt | 3,775,000 | [1] | 3,901,000 | [1] |  |  |
Note payable at 8%, matures January 2022 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Total debt | 2,893,000 | [1] | 3,343,000 | [1] |  |  |
Notes payable at 5.5%, matures January 2023 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Total debt | 1,456,000 |  | 1,500,000 |  |  |  |
Notes payable at 5.5%, mature January 2023 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Total debt | 6,310,000 | [1] | 6,500,000 | [1] |  |  |
8.15% note payable secured by aircraft, matures February 2017 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Total debt | 2,571,000 |  | 2,680,000 |  |  |  |
Note payable at refinanced at 6.25%, matures July 2018 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Total debt | 1,512,000 | [1] | 1,981,000 | [1] |  |  |
Notes payable at 9% and 6.3%, mature July 2018 and June 2030, collateralized by aircraft [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Total debt | 970,000 |  | 488,000 |  |  |  |
Notes payable at 4.75%-7.25%, mature December 2014 and September 2019 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Total debt | 955,000 | [1] | 1,396,000 | [1] |  |  |
10% convertible debentures [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Total debt | 4,991,000 |  | 2,653,000 |  |  |  |
Note payable at 9.5%, matures August 2024 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Total debt | 20,967,000 | [2] | 22,000,000 | [2] |  |  |
Notes payable at 9.5%, mature September 2024 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Total debt | 9,267,000 | [1] | 0 | [1] |  |  |
6% convertible debentures, mature March 2023 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Total debt | 1,444,000 | [2] | 0 | [2] |  |  |
Note payable at 13%, matures March 2016 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Total debt | 1,500,000 | [2] | 0 | [2] |  |  |
Notes payable at 5-7%, mature from 2018 to 2028 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Total debt | 2,555,000 | [1] | 0 | [1] |  |  |
Note payable at 11%, matures June 2018 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Total debt | 2,500,000 | [1] | 0 | [1] |  |  |
Convertible note payable from a related party at 10%, matures August 1, 2014 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Total debt | $ 750,000 |  | $ 750,000 |  |  |  |
[1] | Collateralized by real estate
[2] | Collateralized by stock in subsidiary

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- Definition Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 7 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 9 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 20, 22 -Article 5 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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- Definition Amount of long-term debt, after unamortized discount or premium, scheduled to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + 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 210.5-02.19,20) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 20 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19 -Article 5 + Details
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