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SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS | 12 Months Ended
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Dec. 31, 2020
Valuation And Qualifying Accounts [Abstract] |
SCHEDULE II-VALUATION AND QUALIFYING ACCOUNTS |
|  | Balance at Beginning of Year |  |  | Charged to Expenses |  |  | Adjustments to Valuation Accounts |  |  | Deductions |  |  | Balance at End of Year |
Year Ended December 31, 2020: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for deferred tax asset |  | $ | 1,748 |  |  | $ | — |  |  | $ | 851 |  |  | $ | — |  |  | $ | 2,599 |
Allowance for uncollectible accounts |  |  | 11,408 |  |  |  | 46,844 |  |  |  | (12,844 | ) |  |  | — |  |  |  | 45,408 |
Allowance for notes receivable |  |  | 400 |  |  |  | 250 |  |  |  | — |  |  |  | — |  |  |  | 650 |
Year Ended December 31, 2019: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for deferred tax asset |  | $ | — |  |  | $ | — |  |  | $ | 1,748 |  |  | $ | — |  |  | $ | 1,748 |
Allowance for uncollectible accounts |  |  | 7,921 |  |  |  | 4,402 |  |  |  | (915 | ) |  |  | — |  |  |  | 11,408 |
Allowance for notes receivable |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Year Ended December 31, 2018: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for deferred tax asset |  | $ | 1,530 |  |  | $ | — |  |  | $ | (1,530 | ) |  |  | — |  |  | $ | — |
Allowance for uncollectible accounts |  |  | 5,920 |  |  |  | 2,532 |  |  |  | (531 | ) |  |  | — |  |  |  | 7,921 |
Allowance for notes receivable |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |

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- Definition The entire disclosure for valuation and qualifying accounts and reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 12 -Subsection 09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -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=120395691&loc=d3e24092-122690 + Details
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- References No definition available. + Details
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