Common Stock New Issues (Narrative) (Details 1) (USD $) Share data in Millions, unless otherwise specified	3 Months Ended	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2012
June 2012 Stock
Common stock issued, amount	$ 10,500,000	$ 10,500,000
Common stock issued, shares	4.2	4.2
Common stock issuance costs	823,000	823,000
May 2012 Stock
Common stock issued, amount	5,000,000	5,000,000
Common stock issued, shares	3.3	3.3
Common stock issuance costs	$ 71,000	$ 71,000