Leases and Rentals - Schedule of Capital Leases Included in Plant, Property and Equipment, Net (Details) (Machinery and equipment, USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Machinery and equipment
   
Capital Leases, Balance Sheet, Assets by Major Class, Net [Abstract]    
Machinery and equipment $ 1,625 $ 1,586
Accumulated depreciation (609) (257)
Machinery and equipment, net $ 1,016 $ 1,329