Regulatory Matters (Tables)

3 Months Ended

Mar. 31, 2016

Regulatory Capital Requirements [Abstract]

Schedule of regulatory capital requirements applicable

The following table sets forth information regarding the regulatory capital requirements applicable to Astoria Financial Corporation and Astoria Bank.

	At March 31, 2016
	Actual				Minimum Capital Requirements					Minimum Capital Requirements with Conservation Buffer					To be Well Capitalized Under Prompt Corrective Action Provisions
(Dollars in Thousands)	Amount		Ratio			Amount		Ratio			Amount		Ratio			Amount		Ratio
Astoria Financial Corporation:
Tier 1 leverage	$	1,536,901	10.35	%		$	593,791	4.00	%		N/A		N/A			$	742,238	5.00	%
Common equity tier 1 risk-based	1,413,001		16.48			385,796		4.50			$	439,379	5.125	%		557,261		6.50
Tier 1 risk-based	1,536,901		17.93			514,395		6.00			567,978		6.625			685,860		8.00
Total risk-based	1,632,143		19.04			685,860		8.00			739,443		8.625			857,325		10.00
Astoria Bank:
Tier 1 leverage	$	1,676,272	11.37	%		$	589,580	4.00	%		N/A		N/A			$	736,975	5.00	%
Common equity tier 1 risk-based	1,676,272		19.60			384,778		4.50			$	438,219	5.125	%		555,790		6.50
Tier 1 risk-based	1,676,272		19.60			513,037		6.00			566,479		6.625			684,050		8.00
Total risk-based	1,771,514		20.72			684,050		8.00			737,491		8.625			855,062		10.00