XML 19 R7.htm IDEA: XBRL DOCUMENT

Consolidated Statements of Changes in Shareholders' Equity (Unaudited) (Parenthetical) (Common Stock)	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Common Stock
Shares issued using employee stock purchase plan	637	1,059
Shares issued using stock option exercises	2,900	3,500
Shares issued using dividend reinvestment plan		10

Number of shares issued during the period as a result of an employee stock purchase plan.

Number of share options (or share units) exercised during the current period.