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Income Taxes (Details4) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Operating loss carryforwards
Valuation allowance	$ 3,975,000us-gaap_DeferredTaxAssetsValuationAllowance	$ 5,918,000us-gaap_DeferredTaxAssetsValuationAllowance
Unrecognized tax benefits that would impact effective tax rate	300,000us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	300,000us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate
Interest expense recognized on unrecognized tax benefit	400,000us-gaap_UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense	400,000us-gaap_UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense
Interest and penalties accrued	300,000us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	300,000us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued
Reconciliation of the beginning and ending amount of unrecognized tax benefits
Balance at the beginning of the period	413,000us-gaap_UnrecognizedTaxBenefits	499,000us-gaap_UnrecognizedTaxBenefits	696,000us-gaap_UnrecognizedTaxBenefits
Reductions for tax positions of prior years	(70,000)us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	(86,000)us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	(197,000)us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions
Balance at the end of the period	343,000us-gaap_UnrecognizedTaxBenefits	413,000us-gaap_UnrecognizedTaxBenefits	499,000us-gaap_UnrecognizedTaxBenefits
State and Puerto Rico
Operating loss carryforwards
Future tax benefits	7,000,000us-gaap_UnrecognizedTaxBenefitsPeriodIncreaseDecrease / us-gaap_IncomeTaxAuthorityAxis = us-gaap_StateAndLocalJurisdictionMember
Net operating loss carryforwards	115,000,000us-gaap_OperatingLossCarryforwards / us-gaap_IncomeTaxAuthorityAxis = us-gaap_StateAndLocalJurisdictionMember
Valuation allowance	4,000,000us-gaap_DeferredTaxAssetsValuationAllowance / us-gaap_IncomeTaxAuthorityAxis = us-gaap_StateAndLocalJurisdictionMember
Increase in valuation allowance	1,900,000us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount / us-gaap_IncomeTaxAuthorityAxis = us-gaap_StateAndLocalJurisdictionMember
Deferred tax assets net of valuation allowance	$ 3,600,000fix_DeferredTaxAssetsOperatingLossCarryforwardsNet / us-gaap_IncomeTaxAuthorityAxis = us-gaap_StateAndLocalJurisdictionMember

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- Definition

Represents the amount after allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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-Publisher FASB

-Name Accounting Standards Codification

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Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns.

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Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset.

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