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Summary of Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2022

Summary of Significant Accounting Policies [Abstract]

Allowance for Credit Losses

The following table presents our allowance for credit losses activity since December 31, 2021:

Allowance for credit losses, December 31, 2021		$	53
Charged to costs and expenses			2
Allowance for credit losses, March 31, 2022		$	55

Cash, Cash Equivalents and Restricted Cash

The following table provides a reconciliation of cash and cash equivalents, and restricted cash reported within the Unaudited Condensed Consolidated Balance Sheets that sum to the total of the amounts shown in the Unaudited Condensed Statements of Consolidated Cash Flows.

		March 31, 2022				December 31, 2021
Cash and cash equivalents		$	231			$	2,820
Restricted cash			222				145
Total cash, cash equivalents and restricted cash shown in the   Unaudited Condensed Statements of Consolidated Cash Flows		$	453			$	2,965

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- Definition

Tabular disclosure of allowance for credit loss on accounts receivable.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 13
-URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447

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Tabular disclosure of the components of cash and cash equivalents.

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