XML 108 R95.htm IDEA: XBRL DOCUMENT v3.10.0.1
Employee Retirement Plans (Accumulated Benefit Obligations, Amounts Recognized on Balance Sheets, and Reconciliation of AOCI) (Details) - USD ($)
 1 Months Ended 12 Months Ended
Oct. 31, 2017
Jul. 31, 2016
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Pension and Other Postretirement Benefit Plans, Accumulated Other Comprehensive Income (Loss), before Tax          
Amount arising during the period     $ (18,100,000) $ 18,700,000 $ (800,000)
Impact of pension plan settlement charge included in net earnings (loss)     0 800,000 7,000,000
Lump sum payments $ 8,400,000 $ 56,400,000   21,400,000 74,800,000
Pension liabilities settled       23,300,000 92,600,000
Pension Benefits          
Defined Benefit Plan, Amounts Recognized in Balance Sheet          
Current liabilities     (1,700,000) (1,700,000)  
Noncurrent liabilities     (80,900,000) (82,400,000)  
Total amount recognized     (82,600,000) (84,100,000)  
Pension and Other Postretirement Benefit Plans, Accumulated Other Comprehensive Income (Loss), before Tax          
Settlement charge     0 (800,000) (7,000,000)
Amortization of amounts in accumulated other comprehensive income expected to be recognized as components of net periodic pension income     0    
Pension Benefits | Restructuring Charges          
Pension and Other Postretirement Benefit Plans, Accumulated Other Comprehensive Income (Loss), before Tax          
Settlement charge       800,000 7,000,000
Pension Benefits | Actuarial Gain (Loss), net          
Pension and Other Postretirement Benefit Plans, Accumulated Other Comprehensive Income (Loss), before Tax          
Accumulated other comprehensive income (loss), before Tax, beginning balance     (15,200,000) (34,700,000)  
Amount arising during the period     (18,100,000) 18,700,000  
Impact of pension plan settlement charge included in net earnings (loss)       800,000  
Accumulated other comprehensive income (loss), before Tax, ending balance     $ (33,300,000) $ (15,200,000) $ (34,700,000)