Rendering

Component: (Network and Table)
Network
2416408 - Disclosure - Qualified Employee Benefit Plans - Net (Benefit) Expense Under the Retirement Plan (Details)
(http://www.abglobal.com/role/QualifiedEmployeeBenefitPlansNetBenefitExpenseUnderRetirementPlanDetails)
TableSchedule of Defined Benefit Plans Disclosures [Table]
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0001109448 (http://www.sec.gov/CIK)
Defined Benefit Plans and Other Postretirement Benefit Plans [Axis]Retirement Plan [Member]
Defined Benefit Plan Disclosure [Line Items]Period [Axis]
2016-01-01 - 2016-12-31
2015-01-01 - 2015-12-31
2014-01-01 - 2014-12-31
Defined Benefit Plan, Net Periodic Benefit Cost [Abstract]
 
 
 
Interest cost on projected benefit obligations
4,972,000  
4,816,000  
4,895,000  
Expected return on plan assets
(5,407,000) 
(6,176,000) 
(6,493,000) 
Amortization of prior service cost
24,000  
0  
0  
Recognized actuarial loss
959,000  
979,000  
490,000  
Net pension (benefit) expense
548,000  
 
(381,000) 
 
(1,108,000)