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Income Taxes (Deferred Tax Assets and Deferred Tax Liabilities) (Details) - USD ($) $ in Thousands | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Deferred tax assets: |  |
Allowance for loan losses and OREO reserves | $ 93,164 | $ 127,078
Deferred compensation | 16,703 | 25,824
Mortgage servicing assets | 3,933 | 0
Unrealized losses on securities | 16,084 | 21,568
State taxes | 5,217 | 1,333
Interest income on nonaccrual loans | 7,847 | 5,719
Other, net | 6,322 | 7,419
Total gross deferred tax assets | 149,270 | 188,941
Valuation allowance | (256) | (283)
Total deferred tax assets, net of valuation allowance | 149,014 | 188,658
Deferred tax liabilities: |  |
Core deposit intangibles | (6,525) | (12,642)
Investments in partnerships, tax credit and other investments, net | (3,813) | (1,694)
Fixed assets | (1,757) | (16,526)
Equipment financing | (25,604) | (15,106)
FHLB stock dividends | (1,868) | (1,524)
Acquired debt | (1,851) | (2,833)
Acquired loans and OREO | (3,412) | (7,055)
Prepaid expenses | (5,659) | (1,339)
Other, net | (1,119) | (241)
Total gross deferred tax liabilities | (51,608) | (58,960)
Net deferred tax assets | 97,406 | 129,698
Federal |  |
Deferred tax assets: |  |
Allowance for loan losses and OREO reserves | 62,942 | 97,921
Deferred compensation | 11,483 | 20,093
Mortgage servicing assets | 2,727 | 0
Unrealized losses on securities | 10,730 | 16,253
State taxes | 5,217 | 1,333
Interest income on nonaccrual loans | 5,396 | 4,461
Other, net | 744 | 2,053
Total gross deferred tax assets | 99,239 | 142,114
Valuation allowance | 0 | 0
Total deferred tax assets, net of valuation allowance | 99,239 | 142,114
Deferred tax liabilities: |  |
Core deposit intangibles | (4,408) | (9,768)
Investments in partnerships, tax credit and other investments, net | (10,838) | (7,012)
Fixed assets | (2,671) | (13,166)
Equipment financing | (21,844) | (13,240)
FHLB stock dividends | (1,285) | (1,189)
Acquired debt | (1,273) | (2,210)
Acquired loans and OREO | (2,252) | (5,407)
Prepaid expenses | (4,142) | (1,088)
Other, net | (510) | (121)
Total gross deferred tax liabilities | (49,223) | (53,201)
Net deferred tax assets | 50,016 | 88,913
State |  |
Deferred tax assets: |  |
Allowance for loan losses and OREO reserves | 28,857 | 27,792
Deferred compensation | 5,220 | 5,731
Mortgage servicing assets | 1,206 | 0
Unrealized losses on securities | 5,354 | 5,315
State taxes | 0 | 0
Interest income on nonaccrual loans | 2,451 | 1,258
Other, net | 5,481 | 5,269
Total gross deferred tax assets | 48,569 | 45,365
Valuation allowance | (256) | (283)
Total deferred tax assets, net of valuation allowance | 48,313 | 45,082
Deferred tax liabilities: |  |
Core deposit intangibles | (2,117) | (2,874)
Investments in partnerships, tax credit and other investments, net | 7,025 | 5,318
Fixed assets | 914 | (3,360)
Equipment financing | (3,760) | (1,866)
FHLB stock dividends | (583) | (335)
Acquired debt | (578) | (623)
Acquired loans and OREO | (754) | (1,242)
Prepaid expenses | (1,517) | (251)
Other, net | (609) | (120)
Total gross deferred tax liabilities | (1,979) | (5,353)
Net deferred tax assets | 46,334 | 39,729
Foreign |  |
Deferred tax assets: |  |
Allowance for loan losses and OREO reserves | 1,365 | 1,365
Deferred compensation | 0 | 0
Mortgage servicing assets | 0 | 0
Unrealized losses on securities | 0 | 0
State taxes | 0 | 0
Interest income on nonaccrual loans | 0 | 0
Other, net | 97 | 97
Total gross deferred tax assets | 1,462 | 1,462
Valuation allowance | 0 | 0
Total deferred tax assets, net of valuation allowance | 1,462 | 1,462
Deferred tax liabilities: |  |
Core deposit intangibles | 0 | 0
Investments in partnerships, tax credit and other investments, net | 0 | 0
Fixed assets | 0 | 0
Equipment financing | 0 | 0
FHLB stock dividends | 0 | 0
Acquired debt | 0 | 0
Acquired loans and OREO | (406) | (406)
Prepaid expenses | 0 | 0
Other, net | 0 | 0
Total gross deferred tax liabilities | (406) | (406)
Net deferred tax assets | $ 1,056 | $ 1,056

X
- Definition The tax effect as of the balance sheet date of the amount of the estimated future tax deductions arising from the provision for loan losses and REO (Real Estate Owned) reserves, which can only be deducted for tax purposes when actual losses are incurred and which can only be realized, if sufficient tax-basis income is generated in future periods to enable the deduction to be taken. + References No definition available. + Details
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