Balance Sheets (Current Period Unaudited) - USD ($)	Mar. 31, 2018	Dec. 31, 2017
Current Assets
Cash	$ 1,585,950	$ 1,618,583
Cash-restricted	993,160	33,821
Certificates of deposit	2,392,890	2,662,890
Accounts receivable	64,022	113,067
Prepaid expense and other assets	140,964	50,354
Total current assets	5,176,986	4,478,715
Non-current Assets
Certificates of deposit	1,205,000	950,000
Property and equipment:
Land	7,051,412	7,147,100
Property, plant, and equipment, net	9,223,442	9,295,022
Total assets	15,605,428	14,723,737
Current Liabilities
Trade payables and accrued expenses	210,954	207,166
Dividends payable	233,099
Income tax payable	53,888	13,346
Total current liabilities	497,941	220,512
Non-current Liabilities
Deferred income tax payable	187,664	187,664
Total liabilities	685,605	408,176
Stockholders’ Equity
Common stock, no par value: 3,000,000 shares authorized; 1,942,495 and 1,942,495 shares issued, respectively	59,335	59,335
Retained earnings	14,860,488	14,256,226
Total stockholders’ equity	14,919,823	14,315,561
Total liabilities and stockholders’ equity	15,605,428	14,723,737
Timber Properties [Member]
Property and equipment:
Property, plant, and equipment, net	2,138,051	2,119,180
Building and Equipment [Member]
Property and equipment:
Property, plant, and equipment, net	$ 33,979	$ 28,742