Aggregate junior subordinated debentures.

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It represents the amount of early redemption cost for Federal Home Loan Bank advances.

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Issuance of common equity securities by trust.

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Issuance of floating rate preferred securities under private sale.

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Issuance of junior subordinated debentures.

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Proceeds from junior subordinated deferrable interest notes.

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No definition available.

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Securities sold under agreements to repurchase period description.

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No definition available.

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Trust preferred securities redemption description.

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No definition available.

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- Definition

Amount of borrowings as of the balance sheet date from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and liquidity shortages.

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- Definition

Amount of liabilities assumed at the acquisition date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 20
-Section 50
-Paragraph 1
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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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No definition available.

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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

The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

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No definition available.

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- Definition

Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
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- Definition

The average effective interest rate during the reporting period.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Contractual interest rate for funds borrowed, under the debt agreement.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

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- Definition

The calculated weighted average interest rate for Federal Home Loan Bank advances outstanding as of the Balance Sheet date.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

The calculated weighted average interest rate for Federal Home Loan Bank advances for the period ended as of the Balance Sheet date.

+ References

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- Definition

Amount of repayments and penalties incurred in the satisfaction or roll-over of Federal Home Loan Bank (FHLB) advance.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Weighted average interest rate on advances made and reported by Federal Home Loan Bank (FHLBank).

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No definition available.

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Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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Amount of cash inflow from proceeds of Federal Home Loan Bank (FHLBank) advances.

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No definition available.

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The portion of the carrying amount of short-term borrowings outstanding as of the balance sheet date which accrues interest at a set, unchanging rate.

+ References

No definition available.

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Borrowings - Additional Information (Details) - USD ($) $ in Thousands		1 Months Ended			12 Months Ended
	Apr. 07, 2016	Nov. 27, 2007	Sep. 15, 2007	Jun. 29, 2007	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Jan. 30, 2018	Nov. 03, 2017	Oct. 20, 2017	Dec. 16, 2005	Mar. 31, 2005
Debt Instrument [Line Items]
Securities Sold Under Agreements To Repurchase Period Description					overnight to seven days
Junior subordinated debentures private sales				$ 12,000
Trust Preferred Securities Redemption Description					The trust preferred securities have original maturities of thirty years, and may be redeemed without penalty, upon approval of the Federal Reserve or upon occurrence of certain events affecting their tax or regulatory capital treatment
Junior subordinated deferrable interest notes issued				$ 12,400	$ 12,400
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities					16,000
Advances from Federal Home Loan Banks					$ 7,000
Federal Home Loan Bank, Advances, Weighted Average Interest Rate					1.12%
Palm Beach Community Bank [Member]
Debt Instrument [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities									$ 284,984
Bank shares Inc [Member]
Debt Instrument [Line Items]
Secured lines of credit					$ 1,300,000
Advances from Federal Home Loan Banks								$ 207,000
Federal Home Loan Bank Borrowings [Member] \| NorthStar Bank [Member]
Debt Instrument [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities										$ 2,000
Federal Home Loan Bank Borrowings [Member] \| Palm Beach Community Bank [Member]
Debt Instrument [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities									$ 14,000
Debt Instrument Maturity Period One [Member]
Debt Instrument [Line Items]
Debt maturity date							Dec. 26, 2032
Long-term Debt, Gross							$ 5,200
Debt Instrument, Basis Spread on Variable Rate							4.58%
Debt Instrument, Description of Variable Rate Basis					3-month LIBOR rate plus 325 basis points
Debt Instrument Maturity Period Two [Member]
Debt Instrument [Line Items]
Debt maturity date							Mar. 17, 2034
Long-term Debt, Gross							$ 4,100
Debt Instrument, Basis Spread on Variable Rate							4.39%
Debt Instrument, Description of Variable Rate Basis					3-month LIBOR rate plus 279 basis
Debt Instrument Maturity Period Three [Member]
Debt Instrument [Line Items]
Debt maturity date							Feb. 23, 2036
Long-term Debt, Gross							$ 5,200
Debt Instrument, Interest Rate During Period					2.84%
Debt Instrument, Fair Value Disclosure							$ 3,500
Debt Instrument, Description of Variable Rate Basis					three month LIBOR rate plus 139 basis points
Debt Instrument Maturity Period Four [Member]
Debt Instrument [Line Items]
Debt maturity date						Dec. 30, 2034
Long-term Debt, Gross						$ 7,200
Debt Instrument, Interest Rate, Effective Percentage						3.67%
Debt Instrument, Fair Value Disclosure						$ 2,100
Debt Instrument, Description of Variable Rate Basis						3-month LIBOR rate plus 198 basis points
Trust I [Member]
Debt Instrument [Line Items]
Junior subordinated debentures					$ 20,000
Junior subordinated debentures private sales					20,000
Issued of common equity securities					$ 619,000
Debt Instrument, Description of Variable Rate Basis					3-month LIBOR rate plus 175 basis points
Trust II [Member]
Debt Instrument [Line Items]
Junior subordinated debentures						$ 20,000
Junior subordinated debentures private sales					$ 20,000
Issued of common equity securities					$ 619,000
Debt Instrument, Description of Variable Rate Basis					3-month LIBOR rate plus 133 basis points
Trust III [Member]
Debt Instrument [Line Items]
Issued of common equity securities					$ 372,000
Debt Instrument, Description of Variable Rate Basis					3-month LIBOR rate plus 135 basis points
Trust I & II [Member]
Debt Instrument [Line Items]
Junior subordinated debentures												$ 20,600
Aggregate subordinated debentures											$ 41,200
Junior subordinated deferrable interest notes issued					$ 41,200
Secured Lines of Credit [Member]
Debt Instrument [Line Items]
Advances from Federal Home Loan Banks					$ 211,000
Early Redemption Cost For Federal Home Loan Bank Advances	$ 1,800
Federal Home Loan Bank, Advances, General Debt Obligations, Disclosures, Repayment and Penalties	$ 50,000
Federal Home Loan Bank, Advances, Activity for Year, Average Interest Rate at Period End					1.39%
Federal Home Loan Bank, Advances, Activity for Year, Average Interest Rate for Year					0.99%
Federal Home Loan Bank [Member]
Debt Instrument [Line Items]
Advances received		$ 25,000	$ 25,000
Debt maturity date		Nov. 27, 2007	Sep. 15, 2007
Fixed rates advances		2.70%	3.64%
Libor Rate [Member] \| Trust I [Member]
Debt Instrument [Line Items]
Adjust basis points on variable rate, percentage					3.09%
Libor Rate [Member] \| Trust II [Member]
Debt Instrument [Line Items]
Adjust basis points on variable rate, percentage					2.92%
Libor Rate [Member] \| Trust III [Member]
Debt Instrument [Line Items]
Adjust basis points on variable rate, percentage					2.94%