Regulatory Assets and Liabilities

6 Months Ended

Jun. 30, 2016

Regulatory Assets and Liabilities Disclosure [Abstract]

Regulatory Assets and Liabilities

Regulatory Assets and Liabilities

Regulatory assets and liabilities are comprised of the following as of June 30, 2016 and December 31, 2015:

Description	June 30, 2016		December 31, 2015
Regulatory assets:
Income tax temporary differences, net	$	8,184	8,184
Postretirement pensions and other medical benefits	109,168		109,168
Balancing and memorandum accounts, net	45,984		45,206
Other, net	6,005		6,005
Total regulatory assets, net in Consolidated Balance Sheets	$	169,341	168,563
Less: current regulatory asset, net	17,722		16,542
Total regulatory assets, net, less current portion	$	151,619	152,021