Basis of Presentation (Details)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Weighted average number of common shares outstanding [Abstract]
Weighted average number of common shares outstanding (in shares)	2,993,971	3,000,508	2,994,938	3,000,508