XML 81 R70.htm IDEA: XBRL DOCUMENT v3.5.0.2
Employee Retirement Plans (Contributions and Benefit Payments) (Details) - USD ($)
$ in Millions
1 Months Ended 3 Months Ended 6 Months Ended
Jul. 31, 2016
Sep. 30, 2016
Jul. 15, 2016
Jun. 30, 2016
Defined Benefit Plan Disclosure [Line Items]        
Total       $ 1.3
Pension Plans, Defined Benefit [Member] | Qualified [Member]        
Defined Benefit Plan Disclosure [Line Items]        
Contributions on qualified pension plans       0.3
Pension Plans, Defined Benefit [Member] | Non-qualified [Member]        
Defined Benefit Plan Disclosure [Line Items]        
Benefit payments on non-qualified pension plans       $ 1.0
Scenario, Forecast [Member] | Minimum [Member]        
Defined Benefit Plan Disclosure [Line Items]        
Non-cash settlement charge   $ 6.5    
Subsequent Event [Member]        
Defined Benefit Plan Disclosure [Line Items]        
Total lump sum payments $ 56.4   $ 63.3