REGULATORY CAPITAL REQUIREMENTS (Tables)

12 Months Ended

Dec. 31, 2014

Regulatory Capital Requirements [Abstract]

Schedule of the Regulatory Capital Ratios and Minimum Regulatory Requirements

The following table shows the regulatory capital ratios of the Company and the Banks and the minimum regulatory requirements (dollars in thousands):

	Actual				Minimum for Capital Adequacy Purposes				Minimum to be Categorized as “Well-Capitalized” Under Prompt Corrective Action Provisions
	Amount		Ratio		Amount		Ratio		Amount		Ratio
December 31, 2014:
The Company—consolidated:
Total capital to risk-weighted assets	$	684,583	16.80	%	$	326,071	8.00	%	n/a		n/a
Tier 1 capital to risk-weighted assets	633,317		15.54		163,036		4.00		n/a		n/a
Tier 1 leverage capital to average assets	633,317		13.41		188,885		4.00		n/a		n/a
Banner Bank:
Total capital to risk- weighted assets	605,997		15.53		312,220		8.00		$	390,274	10.00	%
Tier 1 capital to risk- weighted assets	556,897		14.27		156,110		4.00		234,165		6.00
Tier 1 leverage capital to average assets	556,897		12.42		179,304		4.00		224,130		5.00
Islanders Bank:
Total capital to risk- weighted assets	36,590		19.92		14,693		8.00		18,367		10.00
Tier 1 capital to risk- weighted assets	34,332		18.69		7,347		4.00		11,020		6.00
Tier 1 leverage capital to average assets	34,332		13.68		10,040		4.00		12,550		5.00
December 31, 2013:
The Company—consolidated:
Total capital to risk-weighted assets	$	631,674	16.99	%	$	297,493	8.00	%	n/a		n/a
Tier 1 capital to risk-weighted assets	584,838		15.73		148,747		4.00		n/a		n/a
Tier 1 leverage capital to average assets	584,838		13.64		171,553		4.00		n/a		n/a
Banner Bank:
Total capital to risk- weighted assets	557,253		15.75		282,984		8.00		$	353,730	10.00	%
Tier 1 capital to risk- weighted assets	512,689		14.49		141,192		4.00		212,238		6.00
Tier 1 leverage capital to average assets	512,689		12.65		162,174		4.00		202,707		5.00
Islanders Bank:
Total capital to risk- weighted assets	34,795		18.73		14,859		8.00		18,574		10.00
Tier 1 capital to risk- weighted assets	32,469		17.48		7,430		4.00		11,144		6.00
Tier 1 leverage capital to average assets	32,469		13.60		9,553		4.00		11,941		5.00