Quarterly report pursuant to Section 13 or 15(d)

Basis Of Presentation (Details)

v2.4.1.9
Basis Of Presentation (Details) (USD $)
3 Months Ended 6 Months Ended 12 Months Ended 60 Months Ended
Mar. 31, 2015
country
Mar. 31, 2014
Mar. 31, 2015
country
Mar. 31, 2014
Mar. 31, 2015
country
Mar. 31, 2015
country
Sep. 30, 2014
Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Line Items]              
Number of countries in which entity operates 144us-gaap_NumberOfCountriesInWhichEntityOperates   144us-gaap_NumberOfCountriesInWhichEntityOperates   144us-gaap_NumberOfCountriesInWhichEntityOperates 144us-gaap_NumberOfCountriesInWhichEntityOperates  
Average days sales outstanding         78 days    
Bad debt expense, percentage           0.03%fhco_BadDebtExpensePercentage  
Allowance for doubtful accounts $ 48,068us-gaap_AllowanceForDoubtfulAccountsReceivable   $ 48,068us-gaap_AllowanceForDoubtfulAccountsReceivable   $ 48,068us-gaap_AllowanceForDoubtfulAccountsReceivable $ 48,068us-gaap_AllowanceForDoubtfulAccountsReceivable $ 48,068us-gaap_AllowanceForDoubtfulAccountsReceivable
Restricted cash and cash equivalents, current 83,828us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue   83,828us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue   83,828us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue 83,828us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue 55,806us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue
Foreign currency transaction gain (loss), realized 28,467us-gaap_ForeignCurrencyTransactionGainLossRealized (23,968)us-gaap_ForeignCurrencyTransactionGainLossRealized 49,313us-gaap_ForeignCurrencyTransactionGainLossRealized (42,394)us-gaap_ForeignCurrencyTransactionGainLossRealized      
Performance Bond [Member]              
Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Line Items]              
Restricted cash and cash equivalents, current $ 250,000us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue
/ us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis
= fhco_PerformanceBondMember
  $ 250,000us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue
/ us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis
= fhco_PerformanceBondMember
  $ 250,000us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue
/ us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis
= fhco_PerformanceBondMember
$ 250,000us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue
/ us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis
= fhco_PerformanceBondMember
 
Office Space [Member] | London, England [Member]              
Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Line Items]              
Area of real estate property (in square feet) 6,400us-gaap_AreaOfRealEstateProperty
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_OfficeBuildingMember
/ us-gaap_StatementGeographicalAxis
= fhco_LondonEnglandMember
  6,400us-gaap_AreaOfRealEstateProperty
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_OfficeBuildingMember
/ us-gaap_StatementGeographicalAxis
= fhco_LondonEnglandMember
  6,400us-gaap_AreaOfRealEstateProperty
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_OfficeBuildingMember
/ us-gaap_StatementGeographicalAxis
= fhco_LondonEnglandMember
6,400us-gaap_AreaOfRealEstateProperty
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_OfficeBuildingMember
/ us-gaap_StatementGeographicalAxis
= fhco_LondonEnglandMember
 
Manufacturing Space [Member] | Selangor D.E., Malaysia [Member]              
Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Line Items]              
Area of real estate property (in square feet) 45,800us-gaap_AreaOfRealEstateProperty
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_ManufacturingFacilityMember
/ us-gaap_StatementGeographicalAxis
= fhco_SelangorDEMalaysiaMember
  45,800us-gaap_AreaOfRealEstateProperty
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_ManufacturingFacilityMember
/ us-gaap_StatementGeographicalAxis
= fhco_SelangorDEMalaysiaMember
  45,800us-gaap_AreaOfRealEstateProperty
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_ManufacturingFacilityMember
/ us-gaap_StatementGeographicalAxis
= fhco_SelangorDEMalaysiaMember
45,800us-gaap_AreaOfRealEstateProperty
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_ManufacturingFacilityMember
/ us-gaap_StatementGeographicalAxis
= fhco_SelangorDEMalaysiaMember
 
Minimum [Member]              
Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Line Items]              
Credit terms     30 days        
Maximum [Member]              
Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Line Items]              
Credit terms     120 days        
Country Specific Commercial Partners [Member]              
Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Line Items]              
Number of countries in which entity marketed directly to consumers 16fhco_NumberOfCountriesInWhichEntityMarketedDirectlyToConsumers
/ us-gaap_MajorCustomersAxis
= fhco_CountrySpecificCommercialPartnersMember
  16fhco_NumberOfCountriesInWhichEntityMarketedDirectlyToConsumers
/ us-gaap_MajorCustomersAxis
= fhco_CountrySpecificCommercialPartnersMember
  16fhco_NumberOfCountriesInWhichEntityMarketedDirectlyToConsumers
/ us-gaap_MajorCustomersAxis
= fhco_CountrySpecificCommercialPartnersMember
16fhco_NumberOfCountriesInWhichEntityMarketedDirectlyToConsumers
/ us-gaap_MajorCustomersAxis
= fhco_CountrySpecificCommercialPartnersMember