XML 47 R23.htm IDEA: XBRL DOCUMENT

Stock-Based Compensation (Tables)	12 Months Ended
Stock-Based Compensation (Tables)	Dec. 31, 2012
Stock-Based Compensation [Abstract]
Schedule of fair value of each option award granted	Schedule of fair value of each option award granted
Schedule of stock option plans	Schedule of stock option plans
Schedule of stock options outstanding	Schedule of stock options outstanding

Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms.

+ References+ Details