LOANS: (Tables)

12 Months Ended

Dec. 31, 2017

Loans Receivable, Net [Abstract]

Summary of Loans

Loans are summarized as follows:

	December 31,
(Dollar amounts in thousands)	2017			2016
Commercial	$	1,139,490		$	1,106,182
Residential	436,143			423,911
Consumer	327,976			305,881
Total gross loans	1,903,609			1,835,974
Deferred costs, net	3,152			3,206
Allowance for loan losses	(19,909		)	(18,773		)
TOTAL	$	1,886,852		$	1,820,407

Capitalized Mortgage Servicing Rights

Activity for capitalized mortgage servicing rights (included in other assets) was as follows:

	December 31,
(Dollar amounts in thousands)	2017			2016			2015
Servicing rights:
Beginning of year	$	1,549		$	1,746		$	1,863
Additions	477			480			531
Amortized to expense	(592		)	(677		)	(648		)
End of year	$	1,434		$	1,549		$	1,746