Annual report pursuant to Section 13 and 15(d)

Financial Instruments Financial Instruments - Balance Sheet Grouping (Details)

v2.4.1.9
Financial Instruments Financial Instruments - Balance Sheet Grouping (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 12 Months Ended
Mar. 31, 2015
Dec. 31, 2014
Feb. 04, 2015
Dec. 31, 2013
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Letters of Credit Outstanding, Amount   $ 9,749us-gaap_LettersOfCreditOutstandingAmount    
Debt Instrument, Description of Variable Rate Basis LIBOR LIBOR    
Debt Instrument, Basis Spread on Variable Rate, Minimum   1.10%fwrd_DebtInstrumentBasisSpreadOnVariableRateMinimum 1.00%fwrd_DebtInstrumentBasisSpreadOnVariableRateMinimum  
Carrying Value [Member]        
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Notes Payable   1,551us-gaap_NotesPayable
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
  72us-gaap_NotesPayable
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
Fair Value [Member]        
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Notes Payable   $ 1,578us-gaap_NotesPayable
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_PortionAtFairValueFairValueDisclosureMember
  $ 99us-gaap_NotesPayable
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_PortionAtFairValueFairValueDisclosureMember