XML 99 R80.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Energy Assets, Net - August 2023 Purchase and Sale Agreement (Details) $ in Thousands |  |  |  | 1 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | ---
Jan. 12, 2024 USD ($) | Nov. 01, 2023 USD ($) | Aug. 04, 2023 USD ($) | Sep. 30, 2023 USD ($) | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($) project
Business Acquisition [Line Items] |  |  |  |  |  |
Number of projects acquired | project |  |  |  |  |  | 2
Fair value of consideration transferred |  |  |  |  |  | $ 11,022
Bright Canyon Corporation |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Asset acquisition, percentage of shares acquired |  |  | 100.00% |  |  |
Asset acquisition, total purchase price |  |  | $ 87,964 |  |  |
Cash payment for asset acquisition |  |  | 5,000 |  |  |
Payable to seller |  |  | 46,694 |  | $ 28,294 |
Asset acquisition, debt assumed |  |  | 36,270 |  |  |
Cash acquired |  |  | $ 11,206 |  |  |
Payment on seller's promissory note |  |  |  | $ 12,500 | $ 18,400 |
Bright Canyon Corporation | Subsequent Event |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Asset acquisition, total purchase price | $ 39,100 |  |  |  |  |
November 2023 Purchase Agreement |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Asset acquisition, total purchase price |  | $ 3,128 |  |  |  |
Cash payment for asset acquisition |  | 1,251 |  |  |  |
Payable to seller |  | $ 1,877 |  |  |  |

X
- Definition Asset Acquisition, Cash and Equivalents + References No definition available. + Details
Name: | amrc_AssetAcquisitionCashAndEquivalents
Namespace Prefix: | amrc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Asset Acquisition, Consideration Transferred, Debt Assumed + References No definition available. + Details
Name: | amrc_AssetAcquisitionConsiderationTransferredDebtAssumed
Namespace Prefix: | amrc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Asset Acquisition, Consideration Transferred, Payable To Seller + References No definition available. + Details
Name: | amrc_AssetAcquisitionConsiderationTransferredPayableToSeller
Namespace Prefix: | amrc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Asset Acquisition, Percentage Of Shares Acquired + References No definition available. + Details
Name: | amrc_AssetAcquisitionPercentageOfSharesAcquired
Namespace Prefix: | amrc_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Business Combination, Number Of Projects Acquired + References No definition available. + Details
Name: | amrc_BusinessCombinationNumberOfProjectsAcquired
Namespace Prefix: | amrc_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Cash Payment For Asset Acquisition + References No definition available. + Details
Name: | amrc_CashPaymentForAssetAcquisition
Namespace Prefix: | amrc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Repayment Of Promissory Note + References No definition available. + Details
Name: | amrc_RepaymentOfPromissoryNote
Namespace Prefix: | amrc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of consideration transferred in asset acquisition. Includes, but is not limited to, cash, liability incurred by acquirer, and equity interest issued by acquirer. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 50 -Name Accounting Standards Codification -Section 55 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479908/805-50-55-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 805 -SubTopic 50 -Name Accounting Standards Codification -Section 25 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480060/805-50-25-1 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 805 -SubTopic 50 -Name Accounting Standards Codification -Section 30 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480027/805-50-30-1 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 805 -SubTopic 50 -Name Accounting Standards Codification -Section 30 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480027/805-50-30-2 + Details
Name: | us-gaap_AssetAcquisitionConsiderationTransferred
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479907/805-20-50-5 + Details
Name: | us-gaap_BusinessAcquisitionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 30 -Paragraph 8 -SubTopic 30 -Topic 805 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479637/805-30-30-8 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b) -SubTopic 30 -Topic 805 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479581/805-30-50-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 30 -Paragraph 7 -SubTopic 30 -Topic 805 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479637/805-30-30-7 + Details
Name: | us-gaap_BusinessCombinationConsiderationTransferred1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_AssetAcquisitionAxis=amrc_BrightCanyonCorporationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AssetAcquisitionAxis=amrc_November2023PurchaseAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |