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Loss Reserves - Narrative (Details) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2017 loan | Dec. 31, 2019 USD ($) Payment loan | Dec. 31, 2018 USD ($) loan | Dec. 31, 2017 USD ($) loan
Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items] |  |  |  |
Minimum number of payments past due to be in default | Payment |  | 2 |  |
Premium refund liability, expected claim payments | $ |  | $ 30,000 | $ 40,000 |
Percentage of prior year default inventory resolved (in hundredths) |  | 69.00% | 73.00% | 67.00%
Other items removed from inventory | loan |  | 639 | 1,578 | 1,337
Losses for unpaid claims and adjustment expense | $ |  | $ 235,551 | $ 327,743 | $ 493,300
Default notices for loans in IADAs | loan | 9,294 |  |  |
Default inventory in FEMA individual assistance disaster areas | loan | 12,446 |  |  | 12,446
Percent of inventory in default for more than 36 consecutive months | 45.00% | 36.00% | 38.00% | 45.00%
Pool insurance notice inventory (in number of loans) | loan | 1,309 | 653 | 859 | 1,309
Settlements for commutations of coverage, pools of nonperforming loans |  |  |  |
Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items] |  |  |  |
Losses for unpaid claims and adjustment expense | $ |  | $ 30,000 | $ 50,000 | $ 54,000
Settlements for claims paying practices |  |  |  |
Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items] |  |  |  |
Losses for unpaid claims and adjustment expense | $ |  | $ 23,500 |  |

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- Definition The number of payments past due in order for such loans to be considered in default. + References No definition available. + Details
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- Definition The percentage of the prior year default inventory resolved, which is used in the calculation of the change in the severity and claim rates. + References No definition available. + Details
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- Definition The number of loans included in the pool insurance notice inventory as of the end of the reporting period. + References No definition available. + Details
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- Definition The carrying amount for the estimate of premiums to be refunded on expected claim payments. + References No definition available. + Details
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- Definition The number of loans in the primary default inventory that are in FEMA Individual Assistance Disaster Areas. + References No definition available. + Details
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- Definition The number of new notices reported in locations that FEMA has declared as Individual Assistance Disaster Areas (IADAs). + References No definition available. + Details
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- Definition Other deductions from the primary default inventory, including items removed for settlements + References No definition available. + Details
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- Definition Primary Default Inventory Twelve Months Or More, Percent Of Primary Default Inventory In Default For Twelve Months Or More In Default For More Than Thirty Six Consecutive Months + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Amount, after effects of reinsurance, of payments to settle claims incurred in prior periods and related claims settlement costs. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=116884095&loc=d3e14764-158437 + Details
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