Statements of Income - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Income Statement [Abstract]
Operating Revenues	$ 35,797	$ 34,318
Operating Expenses:
Maintenance of way and structures	3,749	3,424
Maintenance of equipment	4,038	3,975
Transportation	10,684	10,871
General and administrative	5,016	4,984
Depreciation	3,689	3,456
Taxes, other than income taxes	2,994	2,744
Car hire, net	1,671	1,098
Employee retirement plans	225	227
Track usage fees	1,145	378
Total Operating Expenses	33,211	31,157
Operating Income before Interest and Income Taxes	2,586	3,161
Other income	75	506
Interest Expense	4
Income from operations prior to income taxes	2,657	3,667
Provision for Income Taxes	831	496
Net Income	1,826	3,171
Preferred Stock Dividends	3	3
Net Income Attributable to Common Shareholders	$ 1,823	$ 3,168
Net Income Per Common Share
Basic	$ 0.38	$ 0.65
Diluted	$ 0.37	$ 0.64
Weighted-Average Common Shares Outstanding:
For basic	4,861	4,855
For diluted	4,933	4,930