Hector Communications Corporation (Summary Of Financial Information Of HCC) (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Hector Communications Corporation [Abstract]
Operating Revenues	$ 6,753,255	$ 6,759,953	$ 13,360,205	$ 13,304,132
Operating Income	1,269,744	1,297,479	2,507,811	2,533,162
Net Income	$ 747,643	$ 445,474	$ 1,478,102	$ 784,518