XML 30 R12.htm IDEA: XBRL DOCUMENT
v3.22.1

Notes Payable | 12 Months Ended
--- | ---
Dec. 31, 2021
Notes Payable |
Notes Payable | 6. Notes Payable At December 31, 2021 and 2020, notes payable are as follows:
|  | 2021 |  |  | 2020 |
Paus 2 yrd. LHD, 60-month note payable, 4.78% interest rate payable through October 2024, monthly payments of $5,181 |  | $ | 164,422 |  |  | $ | 217,354 |
Paus 2 yrd. LHD, 60-month note payable, 3.45% interest rate payable through July 2024, monthly payments of $4,847 |  |  | 143,547 |  |  |  | 195,768 |
Compressor, 48-month note payable, 5.25% interest rate payable monthly through January 2022, monthly payments of $813 |  |  | 410 |  |  |  | 9,958 |
CarryAll transport, 36-month note payable, 4.5% interest rate payable monthly through June 2024, monthly payments of $627 |  |  | 17,752 |  |  |  | - |
CarryAll transport, 36-month note payable, 4.5% interest rate payable monthly through February 2024, monthly payments of $303 |  |  | 7,501 |  |  |  | - |
Atlas Copco loader, 60-month note payable, 10.5% interest rate payable monthly through June 2023, monthly payments of $3,550 |  |  | 58,866 |  |  |  | 93,265 |
Sandvik LH203 LHD, 36-month note payable, 4.5% interest payable monthly through May 2027, monthly payments of $10,352 |  |  | 283,955 |  |  |  | - |
Doosan Compressor, 36-month note payable, 6.99% interest payable monthly through July 2024, monthly payments of $602 |  |  | 17,064 |  |  |  | - |
Caterpillar 306 excavator, 48-month note payable, 4.6% interest payable monthly through November 2024, monthly payments of $1,512 |  |  | 49,421 |  |  |  | 64,896 |
Caterpillar 938 loader, 60-month note payable, 6.8% interest rate payable monthly through August 2023, monthly payments of $3,751 |  |  | 70,734 |  |  |  | 109,492 |
Caterpillar R1600 LHD, 48-month note payable, 4.5% interest rate payable through January 2025, monthly payments of $17,125 |  |  | 590,535 |  |  |  | - |
Caterpillar AD22 haul truck, 48-month note payable, 6.45% interest rate payable monthly through June 2023, monthly payments of $12,979 |  |  | 221,694 |  |  |  | 358,043 |
Total notes payable |  |  | 1,625,901 |  |  |  | 1,048,776 |
Due within one year |  |  | 664,153 |  |  |  | 339,704 |
Due after one year |  | $ | 961,748 |  |  | $ | 709,072 |
All notes are collateralized by the property or equipment purchased in connection with each note. Future principal payments of debt at December 31, 2021 are as follows:
2022 |  | $ | 664,153 |
2023 |  |  | 584,778 |
2024 |  |  | 354,770 |
2025 |  |  | 22,200 |
Total |  | $ | 1,625,901 |

X
- References No definition available. + Details
Name: | njmc_NotesPayableTextBlock
Namespace Prefix: | njmc_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_NotesPayableAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration