Restricted Cash (Tables)

12 Months Ended

Dec. 31, 2017

Restricted Cash And Investments Abstract

Restricted Cash Components and Its Secured Investments

	December 31,
	2017		2016
	(In thousands)
Cash pledged as collateral to other financial institutions to secure:
Derivatives	$	1,980	$	1,980
Obligations under agreement of loans sold with recourse		1,050		1,050
	$	3,030	$	3,030