LOANS (Schedule of Loans by Risk Category) (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Loans and Leases Receivable Disclosure [Line Items]
Loans and Leases Receivable, Gross	$ 1,867,349	$ 1,420,966
Commercial Construction and Multifamily Real Estate Loans [Member]
Loans and Leases Receivable Disclosure [Line Items]
Loans and Leases Receivable, Gross	1,681,136	1,350,803
Commercial Construction and Multifamily Real Estate Loans [Member] | Pass
Loans and Leases Receivable Disclosure [Line Items]
Loans and Leases Receivable, Gross	1,679,257	1,336,242
Commercial Construction and Multifamily Real Estate Loans [Member] | Special Mention
Loans and Leases Receivable Disclosure [Line Items]
Loans and Leases Receivable, Gross	1,879	12,595
Commercial Construction and Multifamily Real Estate Loans [Member] | Substandard
Loans and Leases Receivable Disclosure [Line Items]
Loans and Leases Receivable, Gross		1,966
Real estate
Loans and Leases Receivable Disclosure [Line Items]
Loans and Leases Receivable, Gross	1,378,867	1,036,370
Real estate | Commercial
Loans and Leases Receivable Disclosure [Line Items]
Loans and Leases Receivable, Gross	949,778	783,745
Real estate | Commercial | Pass
Loans and Leases Receivable Disclosure [Line Items]
Loans and Leases Receivable, Gross	949,395	777,410
Real estate | Commercial | Special Mention
Loans and Leases Receivable Disclosure [Line Items]
Loans and Leases Receivable, Gross	383	4,369
Real estate | Commercial | Substandard
Loans and Leases Receivable Disclosure [Line Items]
Loans and Leases Receivable, Gross		1,966
Real estate | Construction
Loans and Leases Receivable Disclosure [Line Items]
Loans and Leases Receivable, Gross	42,540	36,960
Real estate | Construction | Pass
Loans and Leases Receivable Disclosure [Line Items]
Loans and Leases Receivable, Gross	41,044	36,960
Real estate | Construction | Special Mention
Loans and Leases Receivable Disclosure [Line Items]
Loans and Leases Receivable, Gross	1,496
Real estate | Multifamily
Loans and Leases Receivable Disclosure [Line Items]
Loans and Leases Receivable, Gross	307,126	190,097
Real estate | Multifamily | Pass
Loans and Leases Receivable Disclosure [Line Items]
Loans and Leases Receivable, Gross	307,126	190,097
Real estate | One to four family
Loans and Leases Receivable Disclosure [Line Items]
Loans and Leases Receivable, Gross	79,423	25,568
Commercial and industrial
Loans and Leases Receivable Disclosure [Line Items]
Loans and Leases Receivable, Gross	381,692	340,001
Commercial and industrial | Pass
Loans and Leases Receivable Disclosure [Line Items]
Loans and Leases Receivable, Gross	381,692	331,775
Commercial and industrial | Special Mention
Loans and Leases Receivable Disclosure [Line Items]
Loans and Leases Receivable, Gross		8,226
Consumer
Loans and Leases Receivable Disclosure [Line Items]
Loans and Leases Receivable, Gross	$ 106,790	$ 44,595