XML 19 R78.htm IDEA: XBRL DOCUMENT

Note 11 - Capital Stock (Detail) (USD $)	9 Months Ended
Note 11 - Capital Stock (Detail) (USD $)	Sep. 30, 2012	Jul. 23, 2012
Stock Repurchase Program, Number of Shares Authorized to be Repurchased		850,000
Percent of Oustanding Stock		5.00%
Stock Repurchased During Period, Shares	608,387
Treasury Stock Acquired, Average Cost Per Share (in Dollars per share)	$ 24.16
Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased	691,200
Prior to New Stock Repurchase Program [Member]
Stock Repurchase Program, Number of Shares Authorized to be Repurchased		700,000

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