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Income Taxes (Tables) | 12 Months Ended
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Dec. 31, 2016
Income Taxes [Abstract] |
Schedule Of Components Of Income Tax Expense Benefit Table Text Block | The components of income tax expense (benefit) for the years ended December 31, 2016, 2015 and 2014 are as follows
| Year Ended December 31,
| 2016 |  | 2015 |  |  | 2014
| (In thousands)
Current income tax expense | $ | 2,768 |  | $ | 19,775 |  | $ | 13,097
Deferred income tax expense (benefit) |  | 23,226 |  |  | (37,329) |  |  | 24,155
Total income tax expense (benefit) | $ | 25,994 |  | $ | (17,554) |  | $ | 37,252
Schedule Of Effective Income Tax Rate Reconciliation Table Text Block |
| Year Ended December 31,
| 2016 |  | 2015 |  | 2014
| Amount |  | Rate |  | Amount |  | Rate |  | Amount | Rate
| (Dollars in thousands)
Income tax expense (benefit) at statutory rates | $ | 33,220 |  | 39.00% |  | $ | (7,823) |  | -39.00% |  | $ | 47,749 |  | 39.00%
Tax effect of exempt and excluded income, net |  | (11,178) |  | -13.12% |  |  | (8,625) |  | -43.00% |  |  | (10,002) |  | -26.85%
Disallowed net operating loss carryover |  | 1,406 |  | 1.65% |  |  | 556 |  | 2.77% |  |  | 8,289 |  | 22.25%
Change in valuation allowance |  | (9) |  | -0.01% |  |  | (2,219) |  | -11.06% |  |  | (958) |  | -2.57%
Release of unrecognized tax benefits, net |  | (135) |  | -0.16% |  |  | (385) |  | -1.92% |  |  | (1,093) |  | -2.94%
Loan tax basis change effect |  | - |  | 0.00% |  |  | - |  | 0.00% |  |  | (7,642) |  | -20.51%
Capital (gain) loss at preferential rate |  | 2,394 |  | 2.81% |  |  | 283 |  | 1.41% |  |  | - |  | 0.00%
Other items, net |  | 296 |  | 0.34% |  |  | 659 |  | 3.28% |  |  | 909 |  | 2.00%
Income tax expense (benefit) | $ | 25,994 |  | 30.51% |  | $ | (17,554) |  | -87.52% |  | $ | 37,252 |  | 10.82%
Summary Of Income Tax Contingencies Text Block |
| Year Ended December 31,
| 2016 |  | 2015 |  | 2014
| In thousands)
Balance at beginning of year | $ | 2,175 |  |  | $ | 2,560 |  |  | $ | 4,042 |
Additions for tax positions of prior years |  | 229 |  |  |  | 175 |  |  |  | 187 |
Additions (reductions) due to new tax positions |  | 999 |  |  |  | (560) |  |  |  | (1,388) |
Reduction for tax positions as a result of lapse of statute of limitations |  | (1,363) |  |  |  | - |  |  |  | (281) |
Balance at end of year | $ | 2,040 |  |  | $ | 2,175 |  |  | $ | 2,560 |
Schedule Of Deferred Tax Assets And Liabilities Table Text Block |
| December 31,
| 2016 |  | 2015
| (In thousands)
Deferred tax asset: |  |  |  |  |
Allowance for loan and lease losses and other reserves | $ | 84,959 |  | $ | 129,234
Loans and other real estate valuation adjustment |  | 11,120 |  |  | 10,759
Net capital and operating loss carry forwards |  | 9,686 |  |  | 11,043
Alternative minimum tax |  | 15,799 |  |  | 16,240
Deposit and borrowings valuation adjustment |  | - |  |  | 133
Unrealized net loss included in other comprehensive income |  | 725 |  |  | 1,680
S&P option contracts |  | - |  |  | 393
Acquired portfolio |  | 36,237 |  |  | 37,523
FDIC shared-loss indemnification asset |  | 5,344 |  |  | 2,802
Other assets allowances |  | 1,547 |  |  | 1,547
Other deferred tax assets |  | 4,391 |  |  | 5,612
Total gross deferred tax asset |  | 169,808 |  |  | 216,966
Less: valuation allowance |  | (3,133) |  |  | (3,142)
Net gross deferred tax assets |  | 166,675 |  |  | 213,824
Deferred tax liability: |  |  |  |  |
FDIC-assisted acquisition, net |  | (25,862) |  |  | (47,956)
Customer deposit and customer relationship intangibles |  | (2,402) |  |  | (3,057)
Loans and building valuation adjustment |  | (9,522) |  |  | (9,991)
Unrealized net gain on available-for-sale securities |  | - |  |  | (2,566)
Servicing asset |  | (3,844) |  |  | (2,907)
Other deferred tax liabilities |  | (845) |  |  | (1,446)
Total gross deferred tax liabilities |  | (42,475) |  | $ | (67,923)
Net deferred tax asset | $ | 124,200 |  | $ | 145,901

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- Definition Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32639-109319 + Details
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- Definition Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32537-109319 + Details
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- Definition Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32687-109319 + Details
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- Definition Tabular disclosure of tax positions taken in the tax returns filed or to be filed for which it is more likely than not that the tax position will not be sustained upon examination by taxing authorities (i.e., uncertain tax positions) and other types of income tax contingencies, including: (1) the policy on classification of interest and penalties; (2) a tabular reconciliation of the total amounts of unrecognized tax benefits at the beginning and end of the period; the total amount(s) of: (3) unrecognized tax benefits that, if recognized, would affect the effective tax rate, and (4) interest and penalties recognized in each of the income statement and balance sheet; (5) for positions for which it is reasonably possible that the total amounts unrecognized will significantly change within 12 months of the reporting date the: (i) nature of the uncertainty, (ii) nature of the event that could occur that would cause the change, and (iii) an estimate of the range of the reasonably possible change or a statement that an estimate of the range cannot be made; and (6) a description of tax years that remain subject to examination by major tax jurisdictions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32718-109319 + Details
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