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Long Term Debt- Senior Secured Credit Facility - Revolver and Term Loan (Details) (USD $)
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0 Months Ended | 3 Months Ended | |
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Mar. 12, 2014
fiscal_quarter
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Mar. 31, 2015
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Jun. 30, 2011
bank
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| Line of Credit Facility [Line Items] | |||
| Secured credit facility, number of banks | 2amrc_SecuredCreditFacilityNumberofBanks | ||
| Number of consecutive fiscal quarters with waived compliance requirements | 4amrc_NumberofConsecutiveFiscalQuarterswithWaivedComplianceRequirements | ||
| Debt covenant minimum, Funded Debt to EBITDA, through March 2014 | 2.5amrc_DebtCovenantMinimumFundedDebttoEBITDARemainderofFiscalQuarter | ||
| Debt covenant minimum, Funded Debt to EBITDA, through June 2014 | 2.25amrc_DebtCovenantMinimumFundedDebttoEBITDASecondFiscalQuarter | ||
| Debt covenant minimum, Funded Debt to EBITDA, through September 2014 | 2.0amrc_DebtCovenantMinimumFundedDebttoEBITDAThirdFiscalQuarter | ||
| Cash flow to debt service ratio, through March 2014 | 1.25amrc_DebtCovenantMinimumCashFlowtoDebtServiceRatioRemainderofFiscalQuarter | ||
| Debt covenant minimum, cash flow to debt service ratio, second fiscal quarter | 1.5amrc_DebtCovenantMinimumCashFlowtoDebtServiceRatioSecondFiscalQuarter | ||
| Revolving Credit Facility | |||
| Line of Credit Facility [Line Items] | |||
| Current borrowing capacity |
60,000,000us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity / us-gaap_CreditFacilityAxis = us-gaap_RevolvingCreditFacilityMember |
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| Additional borrowing capacity |
25,000,000amrc_LineOfCreditFacilityAdditionalBorrowingCapacity / us-gaap_CreditFacilityAxis = us-gaap_RevolvingCreditFacilityMember |
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| Amount outstanding |
3,000,000us-gaap_LineOfCredit / us-gaap_CreditFacilityAxis = us-gaap_RevolvingCreditFacilityMember |
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| Increase (decrease) in basis spread on prime rate (percent) |
0.25%amrc_DebtInstrumentIncreaseDecreaseinBasisSpreadonPrimeRate / us-gaap_CreditFacilityAxis = us-gaap_RevolvingCreditFacilityMember |
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| Increase in basis spread on variable rate (basis points) |
0.25%amrc_DebtInstrumentIncreaseDecreaseinBasisSpreadonVariableRate / us-gaap_CreditFacilityAxis = us-gaap_RevolvingCreditFacilityMember |
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| Debt covenant minimum EBITDA reduced requirement, through March 31, 2014 |
16,500,000amrc_DebtCovenantMinimumEBITDAReducedRequirementRemainderofFiscalQuarter / us-gaap_CreditFacilityAxis = us-gaap_RevolvingCreditFacilityMember |
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| Debt covenant minimum EBITDA reduced requirement, through June 2014 |
22,000,000amrc_DebtCovenantMinimumEBITDAReducedRequirementSecondFiscalQuarter / us-gaap_CreditFacilityAxis = us-gaap_RevolvingCreditFacilityMember |
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| Debt covenant minimum EBITDA reduced requirement, through September 2014 |
24,000,000amrc_DebtCovenantMinimumEBITDAReducedRequirementThirdFiscalQuarter / us-gaap_CreditFacilityAxis = us-gaap_RevolvingCreditFacilityMember |
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| Debt covenant minimum EBITDA reduced requirement, through December 2014 |
27,000,000amrc_DebtCovenantMinimumEBITDAReducedRequirementFourthFiscalQuarter / us-gaap_CreditFacilityAxis = us-gaap_RevolvingCreditFacilityMember |
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| Term Loan | |||
| Line of Credit Facility [Line Items] | |||
| Current borrowing capacity |
40,000,000us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity / us-gaap_CreditFacilityAxis = amrc_TermLoanMember |
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| Amount outstanding |
18,571,000us-gaap_LineOfCredit / us-gaap_CreditFacilityAxis = amrc_TermLoanMember |
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| Principal payments due in quarterly installments |
$ 1,429,000us-gaap_LineOfCreditFacilityPeriodicPaymentPrincipal / us-gaap_CreditFacilityAxis = amrc_TermLoanMember |
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| LIBOR | Revolving Credit Facility | |||
| Line of Credit Facility [Line Items] | |||
| Prime rate (percent) |
0.50%amrc_DebtInstrumentPrimeRate / us-gaap_CreditFacilityAxis = us-gaap_RevolvingCreditFacilityMember / us-gaap_VariableRateAxis = us-gaap_LondonInterbankOfferedRateLIBORMember |
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| Basis spread on variable rate (percent) |
2.00%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_CreditFacilityAxis = us-gaap_RevolvingCreditFacilityMember / us-gaap_VariableRateAxis = us-gaap_LondonInterbankOfferedRateLIBORMember |
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- Definition
Debt Covenant Minimum, Cash Flow to Debt Service Ratio, Remainder of Fiscal Quarter No definition available.
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Debt Covenant Minimum, Cash Flow to Debt Service Ratio, Second Fiscal Quarter No definition available.
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Debt Covenant Minimum EBITDA Reduced Requirement, Fourth Fiscal Quarter No definition available.
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Debt Covenant Minimum EBITDA Reduced Requirement, Remainder of Fiscal Quarter No definition available.
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Debt Covenant Minimum EBITDA Reduced Requirement, Second Fiscal Quarter No definition available.
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Debt Covenant Minimum EBITDA Reduced Requirement, Third Fiscal Quarter No definition available.
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Debt Covenant Minimum, Funded Debt to EBITDA, Remainder of Fiscal Quarter No definition available.
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Debt Covenant Minimum, Funded Debt to EBITDA, Second Fiscal Quarter No definition available.
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Debt Covenant Minimum, Funded Debt to EBITDA, Third Fiscal Quarter No definition available.
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- Definition
Debt Instrument, Increase (Decrease) in Basis Spread on Prime Rate No definition available.
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Debt Instrument, Increase (Decrease) in Basis Spread on Variable Rate No definition available.
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Debt Instrument, Prime Rate No definition available.
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Line of Credit Facility, Additional Borrowing Capacity No definition available.
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Number of Consecutive Fiscal Quarters with Waived Compliance Requirements No definition available.
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Secured Credit Facility, Number of Banks No definition available.
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- Definition
Percentage points added to the reference rate to compute the variable rate on the debt instrument. No definition available.
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- Definition
The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Amount of the required periodic payment applied to principal. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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