Income Taxes (Deferred Tax Assets And Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Deferred tax assets:
Net unrealized losses on securities included in other comprehensive income	$ 140,002	$ 0
Allowance for credit losses	95,389	79,879
Right-of-use liability	44,277	47,312
Deferred compensation	26,411	26,301
Stock-based compensation	11,196	5,762
Federal net operating loss carryforward	1,003	1,870
Nonaccrued interest	875	1,098
Loans	819	1,344
Other	4,497	4,652
Total gross deferred tax assets	324,469	168,218
Deferred tax liabilities:
Equipment leasing	138,198	122,711
Premises and equipment	51,058	56,377
Right-of-use asset	36,484	38,973
Capitalized servicing rights	59,928	37,528
Goodwill and intangible assets	12,636	10,577
Deferred loan fees and costs	5,061	967
Net unrealized gains on derivatives included in other comprehensive income	2,364	9,836
Net unrealized gains on securities included in other comprehensive income	0	3,169
Other	1,387	3,835
Total gross deferred tax liabilities	307,116	283,973
Net deferred tax assets	$ 17,353
Net deferred tax liabilities		$ (115,755)