Reorganization Impacts - Discontinued Operations Solely Related to Southwest Gas Corporation (Tables)

6 Months Ended

Jun. 30, 2018

Restructuring and Related Activities [Abstract]

Summary of Discontinued Operations - Construction Services in Condensed Consolidated Balance Sheet and Condensed Consolidated Statements of Income

The following table presents the major income statement components of discontinued operations – construction services reported in the Condensed Consolidated Statements of Income Southwest Gas Corporation:

Results of Construction Services

(Thousands of dollars)	Twelve Months Ended June 30, 2017
Construction revenues	$	640,830
Operating expenses:
Construction expenses		567,115
Depreciation and amortization		25,727
Operating income		47,988
Other income (deductions)		1,193
Net interest deductions		3,512
Income before income taxes		45,669
Income tax expense		16,550
Net income		29,119
Net income attributable to noncontrolling interests		949
Discontinued operations - construction services - net income	$	28,170