Assets and liabilities.

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Balance sheet reclassification on retained earnings.

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Reserve for unfunded lending commitments.

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Amount of the cumulative effect on retained earnings before related income tax effect.

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Amount of the cumulative effect on retained earnings net of related income tax effect.

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Amount of the related income tax effect of a cumulative effect on retained earnings.

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Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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Amount of increase (decrease) in allowance for credit loss on financing receivable.

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Amount, before allowance for credit loss, of financing receivable.

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Recent Accounting Pronouncements (Schedule of Impact of Adoption Reflected in Consolidated Balance Sheets) (Details) - USD ($) $ in Thousands		3 Months Ended
	Jan. 01, 2020	Mar. 31, 2020	Dec. 31, 2019	Mar. 31, 2019	Dec. 31, 2018
Assets and Liabilities
Allowance for loan and lease losses	$ 240,662	$ 426,003	$ 191,251	$ 194,688	$ 194,514
Reserve for unfunded lending commitments	31,304	48,992	3,974
Total allowance for credit losses	271,966	474,995	$ 195,225
Retained Earnings
Decrease to retained earnings		$ (44,087)
Implementation CECL [Member]
Assets and Liabilities
Allowance for loan and lease losses	49,411
Reserve for unfunded lending commitments	27,330
Total allowance for credit losses	76,741
Retained Earnings
Allowance for credit loss increase	76,741
Balance sheet reclassification	(19,767)
Total pretax impact	56,974
Income tax impact	(12,888)
Decrease to retained earnings	$ 44,086