June 30, 2017

September 30, 2016

Notes payable at 10%-11%, mature August 2022 and December 2024

$

2,437

$

2,662

Note payable at 7%, matures December 2019

105

133

Notes payable at 5.5%, mature January 2023

1,178

1,238

Notes payable at 5.5%, mature January 2023 and January 2022

4,601

4,864

Note payable refinanced at 6.25%, matures July 2018

1,147

1,227

Note payable at 6.3%, matures June 2030, collateralized by aircraft

-

422

Note payable at 9.5%, matures August 2024

9,017

10,642

Notes payable at 9.5%, mature September 2024

5,083

7,040

6% convertible debentures, mature March 2023

-

406

Notes payable at 13%, mature October 2016 and 2017

-

4,000

Notes payable at 5%-7%, mature from 2018 to 2028

1,727

1,867

Note payable at 11%, matures June 2018

-

1,500

9% convertible debentures, mature October 2016

-

452

7.45% note payable collateralized by aircraft, matures 2019

2,810

3,013

Notes payable at 12%, mature December 2017 and September 2018

-

4,000

Non-interest-bearing debt to State of Texas, matures May 2022, interest imputed at 9.6%

5,488

6,201

Note payable at 6.5%, matures January 2020

4,519

4,621

Note payable at 6%, matures January 2019

595

857

Notes payable at 5.5%, mature May 2020

5,364

5,493

Note payable at 6%, matures May 2020

1,126

1,386

Note payable at 5.3%, matures December 2024

1,792

1,842

Note payable at 5.45%, matures July 2020

10,702

10,962

Note payable at the greater of 2% above prime or 5% (5.5% at September 30, 2016), matures October 2025

4,334

4,430

Note payable at 5%, matures January 2026

9,724

9,882

Note payable at 5.25%, matures March 2037

4,684

4,442

Note payable at 5%, matures July 2017

-

2,157

Note payable at 5%, matures February 2018

1,894

Note payable at 5.95%, matures August 2021

8,438

8,945

Note payable at 12%, matures October 2021

9,736

-

Note payable at 9.58%, matures March 2022

366

-

Note payable at 4.99%, matures April 2037, collateralized by aircraft

948

-

Notes payable at 12%, mature June 2020

5,440

-

Note payable at 5%, matures November 2017

5,000

-

Note payable at 8%, matures May 2029

15,487

-

Note payable at 5%, matures May 2037

2,163

-

Total debt

125,905

106,578

Less unamortized debt issuance costs

(637

)

(692

)

Less current portion

(16,237

)

(9,950

)

Total long-term debt, net

$

109,031

$

95,936