Acquisition and Investment - PM Group Acquisition - Schedule of Fair Value of Purchase Consideration (Detail) - Jan. 15, 2015 - PM Group [Member]
€ in Thousands, $ in Thousands
USD ($)
EUR (€)
EUR (€)
Business Acquisition [Line Items]      
Cash $ 20,312 € 17,142  
994,483 shares of common stock of Manitex International, Inc. 10,124   € 8,710
Total purchase consideration $ 30,436 € 25,852