Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2018

Commitments and Contingencies Disclosure [Abstract]

Operating Leases of Lessee Disclosure

The following table summarizes the contractual rent payments expected in future years: 

(In thousands)	2019		2020		2021		2022		2023		Thereafter		Total
Operating lease rental payments	$	383	$	334	$	341	$	278	$	168	$	376	$	1,880