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Represents the number of families having income producing residential investment properties.

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Represents the loan granted against value of subject property expressed as a percentage.

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Represents the threshold amount of a loan for which the entity generally seeks to obtain annual financial information from the borrower.

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Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

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Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

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Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements.

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Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.

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Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.

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Amount of deferred fees paid by borrowers and unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of loans that are being amortized into income as an adjustment to yield. Excludes amounts for loans and leases covered under loss sharing agreements.

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LOANS - Major Classifications of Loans and Lending Risk (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2018 USD ($) family	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)	Jun. 30, 2015 USD ($)	Feb. 14, 2014 USD ($)
Classifications of loans
Total loans	$ 3,268,772	$ 3,098,253
Net deferred loan costs and fees	7,039	4,499
Total loans held for investment	3,275,811	3,102,752
Allowance for loan losses	(31,418)	(31,707)	$ (25,904)	$ (20,744)
Loans, net	3,244,393	3,071,045
Commercial Real Estate \| Mortgage loans
Classifications of loans
Total loans	1,373,556	1,293,906
Allowance for loan losses	(10,792)	(11,048)	(9,225)	(7,850)
Lending Risk
Loan amount beyond which annual financial information is sought	1,000
Multi-family \| Mortgage loans
Classifications of loans
Total loans	585,827	595,280
Allowance for loan losses	$ (2,566)	(4,521)	(6,264)	(4,208)
Lending Risk
Number of families having income producing residential investment properties \| family	5
Residential real estate mortgage loans \| Mortgage loans
Classifications of loans
Total loans	$ 519,763	464,264
Allowance for loan losses	(3,935)	(2,438)	(1,495)	(2,115)
Commercial, industrial and agricultural loans
Classifications of loans
Total loans	645,724	616,003
Allowance for loan losses	(12,722)	(12,838)	(7,837)	(5,405)
Real estate construction and land loans
Classifications of loans
Total loans	123,393	107,759
Allowance for loan losses	(1,297)	(740)	(955)	(1,030)
Installment/consumer loans
Classifications of loans
Total loans	20,509	21,041
Allowance for loan losses	(106)	(122)	$ (128)	$ (136)
CNB
Classifications of loans
Addition in acquired loans recorded at fair value					$ 729,400
Fair value of loans acquired	275,000	359,400
FNBNY
Classifications of loans
Addition in acquired loans recorded at fair value						$ 89,700
Fair value of loans acquired	$ 10,100	15,400
Maximum \| Multi-family \| Mortgage loans
Lending Risk
Loan-to-value ratio (as a percent)	75.00%
Home equity \| Residential real estate mortgage loans \| Mortgage loans
Classifications of loans
Total loans	$ 71,248	$ 66,091
Home equity \| Minimum \| Residential real estate mortgage loans \| Mortgage loans
Lending Risk
Loan-to-value ratio (as a percent)	80.00%