SECURITIES (Gross Realized Gains and Losses on the Sale of Securities) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018		Sep. 30, 2017
Realized gains (losses):
Gross realized gains	$ 97	$ 296	$ 2,890		$ 958
Gross realized losses	0	(112)	(2,668)		(176)
Net realized gains	97	184	222	[1]	782	[1]
Proceeds from sales of securities	$ 27,593	$ 39,284	$ 337,109		$ 91,911

[1] Discontinued operations have an immaterial impact to the Company's Consolidated Statement of Cash Flows. The change in loans held for sale and goodwill impairment losses included in the Operating Activities section above are fully attributable to discontinued operations