XML 23 R3.htm IDEA: XBRL DOCUMENT v2.4.0.6
CONDENSED BALANCE SHEETS (Parenthetical) (USD $)
Mar. 31, 2013
Dec. 31, 2012
Common stock, no par value (in dollars per share) $ 0.0 $ 0.0
Preferred stock, par value (in dollars per share) $ 1 $ 1