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1. Summary of Significant Accounting Policies (Details - Other income) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Primary components of Other Income |  |  |
Other income for the period | $ 9,478 | $ 10,209 | $ 13,286
Direct Mail Revenues [Member] |  |  |
Primary components of Other Income |  |  |
Other income for the period | 5,829 | 6,432 | 9,202
Convenience Fee Revenue [Member] |  |  |
Primary components of Other Income |  |  |
Other income for the period | 1,700 | 1,900 | 2,145
Recoveries on Previously Charged-Off Contracts [Member] |  |  |
Primary components of Other Income |  |  |
Other income for the period | 248 | 563 | 766
Sales Tax Refunds [Member] |  |  |
Primary components of Other Income |  |  |
Other income for the period | 887 | 866 | 811
Other Income [Member] |  |  |
Primary components of Other Income |  |  |
Other income for the period | $ 814 | $ 448 | $ 362

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- Definition The total amount of other operating income, the components of which are not separately disclosed on the income statement, from items that are associated with the entity's normal revenue producing operation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227 + Details
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