FAIR VALUE - Reconciliation Of Gains and Losses on Level 3 Assets - (Details) - Significant Unobservable Inputs (Level 3) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
State and municipal | Recurring basis
Reconciliation and income statement classification of gains and losses
Balance at the beginning of the period	$ 10,429	$ 12,371	$ 10,858	$ 12,810
Included in other comprehensive income	1	(30)	2	(30)
Settlements		(478)	(430)	(917)
Balance at the end of the period	10,430	11,863	10,430	11,863
Other securities
Reconciliation and income statement classification of gains and losses
Balance at the beginning of the period		2,538
Included in other comprehensive income		(11)
Balance at the end of the period		2,527		2,527
Other securities | Recurring basis
Reconciliation and income statement classification of gains and losses
Balance at the beginning of the period	6,523		6,524	2,503
Included in other comprehensive income	78		77	24
Balance at the end of the period	$ 6,601	$ 2,527	$ 6,601	$ 2,527