Condensed Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Income Statement [Abstract]
Operating Revenues	$ 9,449	$ 8,967	$ 26,227	$ 24,992
Operating Expenses:
Maintenance of way and structures	1,243	1,597	4,004	4,274
Maintenance of equipment	977	989	2,684	2,949
Transportation	2,731	2,841	8,182	7,960
General and administrative	1,190	1,038	3,680	3,700
Depreciation	892	894	2,648	2,682
Taxes, other than income taxes	787	668	2,351	2,024
Car hire, net	440	290	1,348	743
Employee retirement plans	56	57	170	171
Track usage fees	442	79	661	194
Total Operating Expenses	8,758	8,453	25,728	24,697
Operating Income before Interest and Income Taxes	691	514	499	295
Other income	23	441	133	568
Income from operations prior to income taxes	714	955	632	863
Provision for Income Taxes	252	502	241	462
Net Income	462	453	391	401
Preferred Stock Dividends			3	3
Net Income Attributable to Common Shareholders	$ 462	$ 453	$ 388	$ 398
Net Income Per Common Share
Basic	$ 0.10	$ 0.09	$ 0.08	$ 0.08
Diluted	$ 0.09	$ 0.09	$ 0.08	$ 0.08
Weighted-Average Common Shares Outstanding:
For basic	4,861,697	4,857,083	4,860,820	4,853,985
For diluted	4,932,782	4,931,235	4,934,247	4,929,059