Commitments and Contingent Liabilities (Tables)

12 Months Ended

Dec. 31, 2017

Commitments and Contingencies Disclosure [Abstract]

Schedule of Future Minimum Rental Payments for Operating Leases

The following is a schedule of future minimum lease payments required under operating leases that have initial or remaining lease terms in excess of one year.

Year	Amount
	(In Thousands)
2018	$	1,693
2019	1,775
2020	1,780
2021	1,740
2022	1,708
Thereafter	16,499
	$	25,195

Allowance for Credit Losses on Financing Receivables

Allowance For Losses on Mortgage Loans Sold

	Year Ended December 31,
	2017			2016
	(In Thousands)
Balance at beginning of year	$	1,029		$	1,029
Provision charged to operating expense	—			—
Recoveries	—			—
Charge-offs	(76		)	—
Balance at end of year	$	953		$	1,029