Loans and Leases (Schedule Of Major Types Of Loans And Leases) (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Receivables [Abstract]
Non-owner occupied term, net	$ 3,401,679	$ 3,330,442
Owner occupied term, net	2,593,395	2,599,055
Multifamily, net	2,964,851	2,858,956
Construction & development, net	464,690	463,625
Residential development, net	165,956	142,984
Term, net	1,686,597	1,508,780
LOC & other, net	1,153,409	1,116,259
Leases and equipment finance, net	1,082,651	950,588
Mortgage, net	3,021,331	2,887,971
Home equity loans & lines, net	1,056,848	1,011,844
Consumer & other, net	729,735	638,159
Total loans and leases, net of deferred fees and costs	$ 18,321,142	$ 17,508,663