ALLOWANCE FOR CREDIT LOSSES (Allowance For Credit Losses By Segment, Class And Impairment Status) (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Financing Receivable, Impaired [Line Items]
Recorded balance of impaired loans	$ 51,392	$ 28,101
Allowance for impaired loans and leases	2,350	1,519
Allowance for all other loans and leases	124,108	140,924
Total allowance	126,458	142,443	$ 153,236	$ 164,466
Commercial And Industrial [Member]
Financing Receivable, Impaired [Line Items]
Recorded balance of impaired loans	7,127	2,154
Allowance for impaired loans and leases	78	215
Allowance for all other loans and leases	17,505	21,204
Total allowance	17,583	21,419	18,376
Credit Cards [Member]
Financing Receivable, Impaired [Line Items]
Allowance for all other loans and leases	4,047	6,514
Total allowance	4,047	6,514	3,782
All Other [Member]
Financing Receivable, Impaired [Line Items]
Recorded balance of impaired loans	103	170
Allowance for all other loans and leases	6,117	11,761
Total allowance	$ 6,117	$ 11,761	$ 10,350