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Business Acquisitions and Related Transactions (Tables)

12 Months Ended

Dec. 31, 2020

Business Combinations [Abstract]

Schedule of Purchase Price Allocation by Acquisitions

A summary of the cumulative consideration paid and the allocation of the purchase price of all of the acquisitions in each respective year was as follows:

									2019						2018
Accounts receivable, net of allowance									$	232					$	1,015
Prepaid expenses and other current assets									2						12
Property and equipment and energy assets									315						—
Goodwill									337						2,845
Intangible assets									500						680
Accounts payable									30						67
Accrued liabilities									1						—
Billings in excess of cost and estimated earnings									61						—
Purchase price									$	1,294					$	4,485
Total, net of cash received									$	1,294					$	4,485
Total fair value of consideration									$	1,294					$	4,485

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- References

No definition available.

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- Definition

Tabular disclosure of a material business combination completed during the period, including background, timing, and recognized assets and liabilities. This table does not include leveraged buyouts.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1486-128463

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463

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