XML 36 R53.htm IDEA: XBRL DOCUMENT

Note 10 - Stock Repurchase Program (Detail) (USD $)	6 Months Ended	11 Months Ended	17 Months Ended	1 Months Ended
Note 10 - Stock Repurchase Program (Detail) (USD $)	Jun. 30, 2011	Jun. 30, 2011	Dec. 31, 2011	Feb. 28, 2011 Minimum [Member]	Feb. 28, 2011 Maximum [Member]
Stock Repurchase Program, Authorized Amount			$ 50,000,000	$ 50,000,000	$ 70,000,000
Stock Repurchased During Period, Shares (in Shares)	2,485,500	4,385,289
Stock Repurchased During Period, Value	$ 38,472,000	$ 70,000,000

Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

+ References+ Details

- Definition

Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

+ References+ Details