Loans and Leases (Schedule Of Major Types Of Loans And Leases) (Details) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Receivables [Abstract]
Non-owner occupied term, net	$ 3,527,357	$ 3,483,197
Owner occupied term, net	2,474,845	2,476,654
Multifamily, net	3,225,538	3,060,616
Construction & development, net	646,684	540,696
Residential development, net	198,518	165,941
Term, net	2,149,376	1,944,925
Lines of credit & other, net	1,133,508	1,166,275
Leases & equipment finance, net	1,282,128	1,167,503
Mortgage, net	3,468,569	3,182,888
Home equity loans & lines, net	1,143,351	1,097,877
Consumer & other, net	604,159	732,620
Total loans and leases, net of deferred fees and costs	$ 19,854,033	$ 19,019,192