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Deferred Gross Profit (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2014
Dec. 31, 2013
Deferred Gross Profit [Abstract]    
Sales of medication and supply dispensing systems and packaging equipment(1) $ 48,669 [1] $ 29,040 [1]
Cost of revenues, excluding installation costs (13,127) (9,083)
Deferred gross profit $ 35,542 $ 19,957
[1] Sales that have been delivered and invoiced and not yet installed, or sales that have been shipped and not invoiced and not yet installed.