v3.22.0.1

Schedule II—Valuation and Qualifying Accounts (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Customer Receivable Reserve |  |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Balance at Beginning of Period | $ 90,547 | $ 51,311 | $ 25,966
Charged to Expenses | 27,285 | 107,685 | 77,053
Charges Utilized/ Write-Offs | (86,962) | (68,449) | (51,708)
Balance at End of Period | 30,870 | 90,547 | 51,311
Insurance Liability |  |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Balance at Beginning of Period | 51,020 | 72,773 | 43,912
Charged to Expenses | 85,313 | 98,735 | 130,559
Charges Utilized/ Write-Offs | (90,408) | (99,004) | (94,558)
Changes in Estimates for Prior Periods | 1,308 | (21,484) | (7,140)
Balance at End of Period | 47,233 | 51,020 | 72,773
Valuation Allowance on Deferred Tax Assets |  |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Balance at Beginning of Period | 2,053,069 | 1,024,005 | 190,583
Charged to Expenses | 1,210,754 | 1,029,064 | 824,628
Charged to Other Accounts | 0 | 0 | 8,794
Balance at End of Period | $ 3,263,823 | $ 2,053,069 | $ 1,024,005

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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=120395691&loc=d3e24092-122690 + Details
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- Definition Amount of valuation and qualifying accounts and reserves. + References Reference 1: 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(Column B)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 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(Column E)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 + Details
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