CONSOLIDATED STATEMENTS OF EQUITY (Parenthetical) - USD ($) $ in Thousands, shares in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
CONSOLIDATED STATEMENTS OF EQUITY [Abstract]
Net unrealized gains (losses) on securities available for sale, income tax	$ (3,213)	$ (356)	$ 10,160
Amounts reclassed from accumulated other comprehensive income, income tax benefit	$ (1,662)	$ (2,680)	$ (7,859)
Dividends declared (in dollars per share)	$ 0.28	$ 0.50	$ 0.72
Exercise of stock options, tax benefit	$ 102	$ 349	$ 16
Issuance of treasury shares (in shares)	4.4