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Income Taxes (Details) - USD ($) $ in Thousands |  | 1 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Jan. 01, 2018 | Jan. 31, 2018 | Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Income Taxes |  |  |  |  |  |  |  |  |  |  |  |  |
Pre-tax GAAP income |  |  |  |  |  |  |  |  |  |  | $ 170,274 | $ 157,782 | $ 110,868
Repayment of debt |  |  |  |  |  |  |  |  |  |  |  | 50,000 |
Deferred tax benefit |  |  |  |  |  |  |  |  |  |  | (150) | 12,033 | 7,399
Current tax provision (benefit): |  |  |  |  |  |  |  |  |  |  |  |  |
Federal |  |  |  |  |  |  |  |  |  |  | 12,380 | 17,479 | 17,201
State |  |  |  |  |  |  |  |  |  |  | 2,505 | 4,285 | 3,557
Total |  |  |  |  |  |  |  |  |  |  | 14,885 | 21,764 | 20,758
Deferred tax (benefit) provision: |  |  |  |  |  |  |  |  |  |  |  |  |
Federal |  |  |  |  |  |  |  |  |  |  | 2,744 | (9,446) | (2,928)
State |  |  |  |  |  |  |  |  |  |  | 688 | (2,867) | (929)
Valuation allowance |  |  |  |  |  |  |  |  |  |  | (3,281) | 280 | (3,542)
Total |  |  |  |  |  |  |  |  |  |  | 151 | (12,033) | (7,399)
Total income tax expense |  |  | $ 4,072 | $ 6,623 | $ 4,350 | $ (10) | $ 8,635 | $ 5,381 | $ 4,499 | $ (8,784) | $ 15,036 | $ 9,731 | $ 13,359
Reconciliation of effective income tax rate as a percentage of pretax income or loss to U.S. federal statutory rate |  |  |  |  |  |  |  |  |  |  |  |  |
Federal income tax rate (as a percent) | 21.00% |  |  |  |  |  |  |  |  |  | 21.00% | 21.00% | 35.00%
REIT non-taxable income (as a percent) |  |  |  |  |  |  |  |  |  |  | (11.30%) | (8.60%) | (21.20%)
State and local income taxes, net of federal tax benefit (as a percent) |  |  |  |  |  |  |  |  |  |  | 1.50% | 0.60% | 1.60%
Change in valuation allowance (as a percent) |  |  |  |  |  |  |  |  |  |  | (1.90%) | 0.20% | (1.30%)
Preferred equity interest deferred tax write-off (as a percent) |  |  |  |  |  |  |  |  |  |  |  | (6.30%) |
Tax rate change |  |  |  |  |  |  |  |  |  |  |  |  | (4.80%)
Other (as a percent) |  |  |  |  |  |  |  |  |  |  | (0.50%) | (0.70%) | 2.70%
Effective income tax rate (as a percent) |  |  |  |  |  |  |  |  |  |  | 8.80% | 6.20% | 12.00%
Deferred income tax benefit as result of Tax Reform | $ (5,300) |  |  |  |  |  |  |  |  |  |  |  |
Preferred equity interest financing agreement | ACM / Our "Former Manager" |  |  |  |  |  |  |  |  |  |  |  |  |
Income Taxes |  |  |  |  |  |  |  |  |  |  |  |  |
Repayment of debt |  | $ 50,000 |  |  |  |  |  |  |  |  |  |  |
Deferred tax liabilities |  | 50,000 |  |  |  |  |  |  |  |  |  |  |
Deferred tax benefit |  | (12,500) |  |  |  |  |  |  |  |  |  |  |
Deferred tax liabilities: |  |  |  |  |  |  |  |  |  |  |  |  |
Deferred tax liabilities, net |  | $ 50,000 |  |  |  |  |  |  |  |  |  |  |
REIT |  |  |  |  |  |  |  |  |  |  |  |  |
Income Taxes |  |  |  |  |  |  |  |  |  |  |  |  |
Pre-tax GAAP income |  |  |  |  |  |  |  |  |  |  | $ 94,076 | $ 64,260 | $ 66,988
REIT federal income tax expense |  |  |  |  |  |  |  |  |  |  | 600 |  |
State taxes for the entity's taxable REIT |  |  |  |  |  |  |  |  |  |  | 100 | (100) | 1,000
TRS Consolidated Group |  |  |  |  |  |  |  |  |  |  |  |  |
Income Taxes |  |  |  |  |  |  |  |  |  |  |  |  |
Pre-tax GAAP income |  |  |  |  |  |  |  |  |  |  | 76,198 | 93,522 | $ 43,880
Deferred tax liabilities |  |  | 22,584 |  |  |  | 15,907 |  |  |  | 22,584 | 15,907 |
Deferred tax assets: |  |  |  |  |  |  |  |  |  |  |  |  |
Expenses not currently deductible |  |  | 14,850 |  |  |  | 11,853 |  |  |  | 14,850 | 11,853 |
Loan loss reserve |  |  | 8,863 |  |  |  | 8,614 |  |  |  | 8,863 | 8,614 |
Net operating and capital loss carryforwards |  |  | 417 |  |  |  | 417 |  |  |  | 417 | 417 |
Valuation allowance |  |  | (417) |  |  |  | (3,698) |  |  |  | (417) | (3,698) |
Deferred tax assets, net |  |  | 23,713 |  |  |  | 17,186 |  |  |  | 23,713 | 17,186 |
Deferred tax liabilities: |  |  |  |  |  |  |  |  |  |  |  |  |
Interest in equity affiliates - net |  |  | 1,587 |  |  |  | 136 |  |  |  | 1,587 | 136 |
Intangibles |  |  | 8,684 |  |  |  | 9,674 |  |  |  | 8,684 | 9,674 |
Mortgage servicing rights |  |  | 11,476 |  |  |  | 5,290 |  |  |  | 11,476 | 5,290 |
Other |  |  | 837 |  |  |  | 807 |  |  |  | 837 | 807 |
Deferred tax liabilities, net |  |  | $ 22,584 |  |  |  | $ 15,907 |  |  |  | $ 22,584 | $ 15,907 |

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