Loans and Leases (Schedule Of Major Types Of Loans And Leases) (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Receivables [Abstract]
Non-owner occupied term, net	$ 3,561,764	$ 3,505,802
Owner occupied term, net	2,330,338	2,333,945
Multifamily, net	3,813,024	3,349,196
Construction & development, net	882,778	828,478
Residential development, net	177,148	192,761
Term, net	3,159,466	4,024,467
Lines of credit & other, net	930,350	862,760
Leases & equipment finance, net	1,457,248	1,456,630
Mortgage, net	4,330,860	3,871,906
Home equity loans & lines, net	1,133,823	1,136,064
Consumer & other, net	193,141	217,358
Total loans and leases, net of deferred fees and costs	$ 21,969,940	$ 21,779,367