v3.26.1
Note 9 - Third-party Long-term Debt - Loan Agreements Summary (Details) - USD ($)
 6 Months Ended
Jun. 30, 2026
Jan. 01, 2023
LE Term Loan Due 2034 [Member] | Veritex Community Bank [Member]    
Original Principal   $ 25,000,000
LE Term Loan Due 2034 [Member] | Veritex Community Bank [Member] | Nonrelated Party [Member]    
Original Principal [1] $ 25,000,000  
Maturity date [1] Jun. 30, 2034  
Monthly principal and interest payment [1] $ 300,000  
Interest rate, variable [1] 2.75%  
LRM Term Loan Due 2034 [Member] | Veritex Community Bank [Member]    
Original Principal   $ 10,000,000
LRM Term Loan Due 2034 [Member] | Veritex Community Bank [Member] | Nonrelated Party [Member]    
Original Principal [1] $ 10,000,000  
Maturity date [1] Dec. 31, 2034  
Monthly principal and interest payment [1] $ 100,000  
Interest rate, variable [1] 2.75%  
NPS Term Loan Due 2031 [Member] | Greater Nevada Credit Union (GNCU) [Member] | Nonrelated Party [Member]    
Original Principal [2] $ 10,000,000  
Maturity date [2] Oct. 30, 2031  
Monthly principal and interest payment [2] $ 100,000  
Interest rate, variable [2] 5.75%  
Blue Dolphin Term Loan Due 2051 [Member] | Small Business Administration SBA [Member] | Nonrelated Party [Member]    
Original Principal [3] $ 2,000,000  
Maturity date [3] Jun. 30, 2051  
Monthly principal and interest payment [3] $ 10,000.00  
Interest rate, variable [3] 3.75%  
LE Term Loan Due 2050 [Member] | Small Business Administration SBA [Member] | Nonrelated Party [Member]    
Original Principal [4] $ 150,000  
Maturity date [4] Aug. 31, 2050  
Monthly principal and interest payment [4] $ 700.0000  
Interest rate, variable [4] 3.75%  
NPS Term Loan Due 2050 [Member] | Small Business Administration SBA [Member] | Nonrelated Party [Member]    
Original Principal [4] $ 150,000  
Maturity date [4] Aug. 31, 2050  
Monthly principal and interest payment [4] $ 700.0000  
Interest rate, variable [4] 3.75%  
Equipment Loan Due 2025 [Member] | Texas First Rentals, LLC [Member] | Nonrelated Party [Member]    
Original Principal [5] $ 138,000  
Maturity date [5] Mar. 31, 2031  
Monthly principal and interest payment [5] $ 2,800.0000  
Interest rate, variable [5] 12.70%  
[1] Our secured loan agreements with Huntington are subject to certain financial and non-financial covenants. As of March 31, 2026, LE and LRM were in default related to financial covenants under the LE Term Loan Due 2034 and LRM Term Loan Due 2034. With respect to non-financial covenants, we are required to have a balance of $1.0 million in a payment reserve account held by Huntington. At March 31, 2026 and December 31, 2025 restricted cash totaled $1.0 million.
[2] As of March 31, 2026 and the filing date of this report, the NPS Term Loan Due 2031 was in default due to non-financial covenant violations.
[3] Original principal amount was $0.5 million; the loan was modified to increase the principal amount by $1.5 million effective in February 2022. Loan is not forgivable.
[4] Loan is not forgivable.
[5] In March 2025, LE entered into the Equipment Loan Due 2031 to purchase mobile offices; the mobile offices are used at the Nixon facility.