CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (UNAUDITED) (Parenthetical) (USD $)	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (UNAUDITED) [Abstract]
Distribution of shares of treasury stock granted for employee restricted stock awards (in shares)	990
Cash dividends declared (in dollars per share)	$ 0.52	$ 0.52
Distribution of shares of treasury stock for directors' compensation (in shares)	8,385	7,969
Distribution of shares of treasury stock for employee compensation (in shares)	3,595	4,116
Purchase of shares of treasury stock (in shares)		3,094
Sale of shares of treasury stock (in shares)		2,369
Distribution of shares of treasury stock for directors' deferred compensation (in shares)	3,467	3,356