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Statements of Cash Flows - USD ($)
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
CASH FLOWS FROM OPERATING ACTIVITIES    
Net income $ 819,349 $ 339,383
Adjustments to reconcile net income to net cash provided by (used in) operating activities:    
Depreciation expense 2,027 2,303
Depletion expense 563 974
Gain on sale of land (1,025,735) (354,577)
Unrealized loss on equity investment in mutual funds 0 2,007
Changes in operating assets and liabilities:    
(Increase) decrease in current assets 21,082 35,291
Increase (decrease) in current liabilities (80,959) 114,784
Net cash provided by (used in) operating activities (263,673) 140,165
CASH FLOWS FROM INVESTING ACTIVITIES    
Purchases of certificates of deposit 0 (1,985,920)
Proceeds from maturity of certificates of deposit 0 4,682,920
Purchases of mutual funds (237) (3,960)
Costs of reforesting timber (18,606)  
Purchases of land (4,063) 0
Proceeds from the sale of fixed assets 1,233,197 359,082
Net cash provided by investing activities 1,210,291 3,042,801
NET INCREASE IN CASH AND CASH EQUIVALENTS 946,618 3,182,966
Cash and cash equivalents, beginning of the period 6,463,255 3,280,289
Cash and cash equivalents, end of the period 7,409,873 6,463,255
SUPPLEMENTAL CASH FLOW INFORMATION    
Cash paid for interest 0 0
Cash paid for income taxes $ 289,423 $ 92,770