Annual report pursuant to Section 13 and 15(d)

Debt and Capital Lease Obligations (Details)

v2.4.1.9
Debt and Capital Lease Obligations (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 12 Months Ended
Mar. 31, 2015
Dec. 31, 2014
Feb. 04, 2015
Feb. 14, 2012
Years
Line of Credit Facility [Line Items]        
Senior credit facility amount     $ 275,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity  
Base reference rate of credit facilities LIBOR LIBOR    
Basis spread on variable rate minimum (in hundredths)   1.10%fwrd_DebtInstrumentBasisSpreadOnVariableRateMinimum 1.00%fwrd_DebtInstrumentBasisSpreadOnVariableRateMinimum  
Interest rate spread above LIBOR as of reporting period (in hundredths)   1.30%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1    
Utilized for outstanding letters of credit   9,749us-gaap_LettersOfCreditOutstandingAmount    
Available borrowing capacity   140,251us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity    
Credit facility term (in years)     5fwrd_LineOfCreditFacilityTermInYears  
Credit Facility [Member]        
Line of Credit Facility [Line Items]        
Senior credit facility amount       $ 150,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_LineOfCreditMember
Base reference rate of credit facilities   LIBOR    
Basis spread on variable rate minimum (in hundredths)       1.10%fwrd_DebtInstrumentBasisSpreadOnVariableRateMinimum
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_LineOfCreditMember
Credit facility term (in years)       5fwrd_LineOfCreditFacilityTermInYears
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_LineOfCreditMember