Pension Benefits (Details) (USD $) In Millions, except Share data, unless otherwise specified	0 Months Ended	12 Months Ended
	Sep. 14, 2011	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Defined Benefit Plan Disclosure [Line Items]
Defined Contribution Plan, Cost Recognized		$ 7.8	$ 7.3	$ 6.8
Supplemental Employee Retirement Plans, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Pension Plan Unfunded Liability		24.0	21.7
Pension Expense Recognized		1.8	3.3	3.1
Actuarial Loss Recognized in Other Comprehensive Income, Before Tax		(1.3)
Actuarial Gain Recognized in Other Comprehensive Income, Before Tax			2.9
Pension Plans, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Pension Plan Retired Employees		3,100
Defined Benefit Pension Plans Active Employees		2,800
Percentage of Compensation, Defined Benefit Plan Employee Contribution		3.00%
Defined Benefit Plan, Contributions by Employer		0	83.7
Pension Plans, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Pension Plans with Accumulated Benefit Obligations in Excess of Plan Assets, Aggregate Projected Benefit Obligation			496.8
Defined Benefit Plan, Pension Plans with Accumulated Benefit Obligations in Excess of Plan Assets, Aggregate Accumulated Benefit Obligation			478.1
Defined Benefit Plan, Pension Plans with Accumulated Benefit Obligations in Excess of Plan Assets, Aggregate Fair Value of Plan Assets			438.7
Defined Benefit Plan, Contributions by Employer	83.7
Pension Expense Recognized		22.5	18.1	10.0
Cash Contribution [Member] | Pension Plans, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Contributions by Employer	32.2
Common Stock Intermec [Member] | Pension Plans, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Number of Shares of Equity Securities Contributed by Employer Included in Plan Assets			7,309,764
Stock Contribution [Member] | Pension Plans, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Contributions by Employer	51.5
Segment, Discontinued Operations [Member] | Pension Plans, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Pension Expense Recognized		0.5	0.6	0.5
Dreyfus Appreciation Fund [Member] | Defined Contribution Pension [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Contribution Plan, Fair Value of Plan Assets		20.1
Defined Contribution Plan, Percentage of Plan Assets Invested		6.70%
Kemper's ESOP Fund [Member] | Defined Contribution Pension [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Contribution Plan, Fair Value of Plan Assets		$ 15.0
Defined Contribution Plan, Percentage of Plan Assets Invested		5.00%