Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events - Additional Information (Detail)

v2.4.1.9
Subsequent Events - Additional Information (Detail) (Subsequent Events [Member], Ciscura [Member], USD $)
 0 Months Ended
Apr. 21, 2015
Medical_Facility
InfusionPump
Apr. 21, 2015
Subsequent Event [Line Items]    
Number of infusion pumps acquired 1,600infu_BusinessCombinationNumberOfInfusionPumpsAcquired  
Number of medical facility relationships prior to acquisition 106infu_NumberOfMedicalFacilityRelationshipsPriorToAcquisition  
Estimated integration and transaction costs $ 500,000infu_BusinessCombinationEstimatedIntegrationAndTransactionCosts $ 500,000infu_BusinessCombinationEstimatedIntegrationAndTransactionCosts
Maximum [Member]
    
Subsequent Event [Line Items]    
Estimated acquisition value $ 5,000,000infu_BusinessCombinationEstimatedConsiderationTransferred
/ us-gaap_BusinessAcquisitionAxis
= infu_CiscuraMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember 		$ 5,000,000infu_BusinessCombinationEstimatedConsiderationTransferred
/ us-gaap_BusinessAcquisitionAxis
= infu_CiscuraMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember