Consolidated Statements of Changes in Shareholders' Equity (parenthetical) - $ / shares	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Common Stock, Dividends, Per Share, Declared	$ 0.32	$ 0.32
Stock Repurchased During Period, Shares	2,571,998	0
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period	0	0
Stock Issued During Period, Shares, Restricted Stock Award, Gross	659,432	573,881
Treasury Stock, Shares, Acquired	276,805	237,066
Stock Issued During Period, Shares, Treasury Stock Reissued	234,703	173,959