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Component: (Network and Table)
Network
2421412 - Disclosure - Benefit Plans - Summary of Changes in Estimated Fair Value of Level 3 Assets (Details)
(http://www.astoriabank.com/role/BenefitPlansSummaryOfChangesInEstimatedFairValueOfLevel3AssetsDetails)
TableSchedule of Defined Benefit Plans Disclosures [Table]
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0000910322 (http://www.sec.gov/CIK)
Legal Entity [Axis]Astoria Bank
Defined Benefit Plans and Other Postretirement Benefit Plans [Axis]Pension Benefits
Benefit PlansPeriod [Axis]
2016-01-01 - 2016-12-31
2015-01-01 - 2015-12-31
Significant unobservable inputs:
 
 
Fair value at beginning of year
10,288,000  
11,858,000  
Total net gain (loss), realized and unrealized, included in change in net assets
309,000  
(1,000) 
Purchases
9,345,000  
9,000,000  
Sales
(10,796,000) 
(10,569,000) 
Fair value at end of year
9,146,000  
 
10,288,000  
 
Fair Value Measurement with Unobservable Inputs Reconciliation Recurring Basis Asset Unrealized Gain (Loss)
207,000  
210,000