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SCHEDULE II. VALUATION AND QUALIFYING ACCOUNTS | 12 Months Ended
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Dec. 31, 2021
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract] |
SCHEDULE II. VALUATION AND QUALIFYING ACCOUNTS | SCHEDULE II. VALUATION AND QUALIFYING ACCOUNTS For the years ended December 31, 2021 and 2020:
|  |  |  | Additions |  |
(in thousands) |  | Balance at Beginning of Period |  | Charged to Expenses |  |  |  | Deductions Note (1) |  | Balance at End of Period
Deductions from asset accounts: |  |  |  |  |  |  |  |  |  |
Allowance for expected credit losses: |  |  |  |  |  |  |  |  |  |
Year 2021 |  | $ | 5,581 |  |  | $ | 1,354 |  |  |  |  | $ | 1,638 |  |  | $ | 5,297 |
Year 2020 |  | 4,472 |  |  | 2,229 |  |  |  |  | 1,120 |  |  | 5,581 |
Valuation allowance for deferred tax assets: |  |  |  |  |  |  |  |  |  |
Year 2021 |  | $ | 372,227 |  |  | $ | 16,921 |  |  |  |  | $ | — |  |  | $ | 389,148 |
Year 2020 |  | 355,559 |  |  | 16,668 |  |  |  |  | — |  |  | 372,227 |
______________________________________ (1) For allowance for credit losses, amounts written off as uncollectible or transferred to other accounts or utilized.

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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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