Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Unrealized Gain (Loss)

No definition available.

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- Definition

Target allocation maximum percentage of investments of this type to total plan assets presented on a weighted average basis.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (d)(i)

-URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e1928-114920

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 20

-Section 50

-Paragraph 5

-Subparagraph (c)(i)

-URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e2446-114920

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- Definition

Percentage of fair value of investments (categorized by debt securities, equity securities, real estate and other plan assets) to the fair value of plan assets held.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 20

-Section 50

-Paragraph 5

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e2446-114920

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (d)(1)

-URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e1928-114920

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Benefit Plans (Details 14) (Astoria Bank, Pension benefits, USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Benefit Plans
Unrealized gain(loss)	$ 477,000	$ 313,000
Debt securities
Benefit Plans
Maximum securities (as a percent)	50.00%
Liquidity funds
Benefit Plans
Maximum securities (as a percent)	25.00%
Equity securities
Benefit Plans
Maximum securities (as a percent)	80.00%
Equity securities \| International equity securities
Benefit Plans
Maximum securities (as a percent)	10.00%
Equity securities \| Large cap equity securities
Benefit Plans
Maximum securities (as a percent)	50.00%
Equity securities \| Small cap equity securities
Benefit Plans
Maximum securities (as a percent)	20.00%
Equity securities \| Mid cap equity securities
Benefit Plans
Maximum securities (as a percent)	20.00%
Astoria Financial Corporation common stock
Benefit Plans
Maximum securities (as a percent)	15.00%
Recurring basis \| PRIAC Pooled Separate Accounts \| International equity securities
Benefit Plans
Securities (as a percent)	9.00%	11.00%
Recurring basis \| PRIAC Pooled Separate Accounts \| Large cap equity securities
Benefit Plans
Securities (as a percent)	41.00%	41.00%
Recurring basis \| PRIAC Pooled Separate Accounts \| Small cap equity securities
Benefit Plans
Securities (as a percent)	7.00%	8.00%
Recurring basis \| PRIAC Pooled Separate Accounts \| Mid cap equity securities
Benefit Plans
Securities (as a percent)	5.00%	5.00%
Recurring basis \| PRIAC Pooled Separate Accounts \| Debt securities
Benefit Plans
Securities (as a percent)	38.00%	35.00%
Investment in any one company \| Equity securities
Benefit Plans
Maximum securities (as a percent)	10.00%
Investment in any one industry \| Equity securities
Benefit Plans
Maximum securities (as a percent)	30.00%
Funds that mirror the S&P 500 \| Equity securities
Benefit Plans
Maximum securities (as a percent)	50.00%