Equity (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Diebold, Incorporated shareholders' equity    
Balance at beginning of period $ 531.6 $ 596.8
Comprehensive (loss) income attributable to Diebold, Incorporated (65.9) 17.8
Common shares 0.4 0.6
Additional capital 4.9 15.1
Treasury shares (2.6) (1.3)
Dividends paid (18.9) (18.7)
Balance at end of period 449.5 610.3
Noncontrolling interests    
Balance at beginning of period 23.3 24.0
Comprehensive income (loss) attributable to noncontrolling interests, net (1) 2.6 5.5
Comprehensive income (loss) attributable to noncontrolling interests, net 0 [1] (5.5)
Distributions to noncontrolling interest holders 0 (1.5)
Noncontrolling Interest, Decrease from Deconsolidation 2.6  
Balance at end of period $ 23.3 $ 17.0
[1] Comprehensive income (loss) attributable to noncontrolling interests of $(2.6) is net of a $2.6 Venezuela noncontrolling interest adjustment to reduce the carrying value to the estimated fair market value as of March 31, 2015.