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Schedule II - Valuation and Qualifying Accounts and Reserves (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2018
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |  |
Balance at Beginning of Period | $ 144,357 | $ 154,631 | $ 165,459 |
Charged to Costs and Expenses | 33,086 | 1,753 | (8,296) |
Adjustments to Valuation Accounts | 0 | (9,318) | 15,838 |
Deductions | (42,670) | (2,709) | (18,370) |
Balance at End of Period | 144,357 | 154,631 | 165,459 | $ 134,773
Reserve for loan losses |  |  |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |  |
Balance at Beginning of Period | 78,489 | 85,545 | 108,165 |
Charged to Costs and Expenses | 16,937 | (5,828) | (12,514) |
Adjustments to Valuation Accounts | 0 | 0 | 0 |
Deductions | (42,031) | (1,228) | (10,106) |
Balance at End of Period | 78,489 | 85,545 | 108,165 | 53,395
Allowance for doubtful accounts |  |  |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |  |
Balance at Beginning of Period | 2,610 | 2,588 | 3,384 |
Charged to Costs and Expenses | 1,300 | 473 | 985 |
Adjustments to Valuation Accounts | 0 | 0 | 0 |
Deductions | (639) | (451) | (1,781) |
Balance at End of Period | 2,610 | 2,588 | 3,384 | 3,271
Allowance for deferred tax assets |  |  |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |  |
Balance at Beginning of Period | 63,258 | 66,498 | 53,910 |
Charged to Costs and Expenses | 14,849 | 7,108 | 3,233 |
Adjustments to Valuation Accounts | 0 | (9,318) | 15,838 |
Deductions | 0 | (1,030) | (6,483) |
Balance at End of Period | $ 63,258 | $ 66,498 | $ 53,910 | $ 78,107

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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
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- Definition Amount of increase (decrease) in valuation and qualifying accounts and reserves from adjustment. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690 + Details
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