Regulatory Matters (Tables)

3 Months Ended

Mar. 31, 2019

Public Utilities Rate Matters [Abstract]

Summary of Regulatory Liabilities

Regulatory liabilities are as follows:

(In thousands)	March 31, 2019		December 31, 2018
Cost of removal	$	63,583	$	59,753
Excess accumulated deferred federal income tax		55,779		55,779
Regulatory liabilities	$	119,362	$	115,532