Balance Sheets (Unaudited) - USD ($)	Sep. 30, 2015	Dec. 31, 2014
Short Term [Member]
Assets
Certificates of deposit	$ 1,440,000	$ 1,680,000
Other Long-term Investments [Member]
Assets
Certificates of deposit	924,000	240,000
Timber Properties [Member]
Assets
Property, plant, and equipment,net	$ 1,548,960	$ 1,527,425
Building and Equipment [Member]
Assets
Property, plant, and equipment,net
Cash and cash equivalents	$ 5,174,102	$ 5,225,594
Accounts receivable	116,490	146,413
Prepaid expense and other assets	46,006	50,085
Total current assets	6,776,598	7,102,092
Land	5,209,846	4,957,135
Property, plant, and equipment,net	6,758,806	6,484,560
Total assets	14,459,404	13,826,652
Current Liabilities:
Trade payables and accrued expenses	91,497	$ 61,237
Unsettled certificate of deposit purchase	240,000
Income tax payable	64,287
Total current liabilities	395,784	$ 61,237
Non-current Liabilities:
Deferred income tax payable	292,767	224,426
Total liabilities	688,551	285,663
Stockholders’ Equity:
Common stock, no par value: 3,000,000 shares authorized; 2,100,000 shares issued	72,256	72,256
Retained earnings	14,074,113	13,844,249
Less cost of treasury stock (157,505 shares)	(375,516)	(375,516)
Total stockholders’ equity	13,770,853	13,540,989
Total liabilities and stockholders’ equity	$ 14,459,404	$ 13,826,652