XML 43 R34.htm IDEA: XBRL DOCUMENT v2.4.0.6
Long-Term Debt (Schedule of Long-term Debt Instruments) (Details) (USD $)
In Thousands, unless otherwise specified
 6 Months Ended
Jun. 30, 2012
Dec. 31, 2011
Jun. 30, 2012
F&M Bank [Member]
Jun. 30, 2012
Maximum [Member]
Mar. 14, 2012
Maximum [Member]
F&M Bank [Member]
Jun. 30, 2012
Minimum [Member]
Line of Credit Facility [Line Items]            
Note payable to financial institution, with interest only payment until maturity $ 13,940 $ 11,531        
Installment notes bearing interest at the rate of 5.5% to 8.25% per annum collateralized by vehicles with monthly payments including interest, insurance and maintenance of approximately $20,000 315 266        
Total long-term debt 14,255 11,797        
Less current maturities (131) (103)        
Long-term debt, less current maturities 14,124 11,694        
Interest rate per annum     5.25% 8.25% 5.25% 5.50%
Debt Instrument, Periodic Payments Including Insurance And Maintenance $ 20,000