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SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Allowance for deferred tax asset |  |  |
Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Balance at Beginning of Year | $ 0 | $ 1,530 | $ 859
Charged to Expenses | 0 | 0 | 0
Adjustments to Valuation Accounts | 1,748 | (1,530) | 671
Deductions | 0 | 0 | 0
Balance at End of Year | 1,748 | 0 | 1,530
Allowance for uncollectible accounts |  |  |
Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Balance at Beginning of Year | 7,921 | 5,920 | 5,720
Charged to Expenses | 4,402 | 2,532 | 200
Adjustments to Valuation Accounts | (915) | (531) | 0
Deductions | 0 | 0 | 0
Balance at End of Year | 11,408 | 7,921 | 5,920
Allowance for notes receivable |  |  |
Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Balance at Beginning of Year | 0 | 0 | 0
Charged to Expenses | 0 | 0 | 0
Adjustments to Valuation Accounts | 0 | 0 | 0
Deductions | 0 | 0 | 0
Balance at End of Year | $ 0 | $ 0 | $ 0

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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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