PROPERTY, PLANT AND EQUIPMENT (Tables)

12 Months Ended

Dec. 31, 2020

Property, Plant and Equipment [Abstract]

Schedule of Public Utility Property, Plant, and Equipment

The following tables summarize the property, plant and equipment of Evergy, Evergy Kansas Central and Evergy Metro.

December 31, 2020	Evergy			Evergy Kansas Central			Evergy Metro
		(millions)
Electric plant in service		$	28,914.8		$	14,095.1		$	11,161.8
Electric plant acquisition adjustment		724.3			724.3			—
Accumulated depreciation		(10,998.4)			(5,293.5)			(4,532.7)
Plant in service		18,640.7			9,525.9			6,629.1
Construction work in progress		1,153.5			589.1			433.9
Nuclear fuel, net		155.9			77.7			78.2
Plant to be retired, net (a)		0.9			0.9			—
Net property, plant and equipment		$	19,951.0		$	10,193.6		$	7,141.2
December 31, 2019	Evergy			Evergy Kansas Central			Evergy Metro
		(millions)
Electric plant in service		$	27,768.8		$	13,538.1		$	10,776.5
Electric plant acquisition adjustment		740.6			740.6			—
Accumulated depreciation		(10,293.7)			(4,951.5)			(4,272.0)
Plant in service		18,215.7			9,327.2			6,504.5
Construction work in progress		839.2			472.8			269.9
Nuclear fuel, net		128.5			63.9			64.6
Plant to be retired, net (a)		1.0			1.0			—
Net property, plant and equipment		$	19,184.4		$	9,864.9		$	6,839.0

(a) As of December 31, 2020 and 2019, represents the planned retirement of Evergy Kansas Central analog meters prior to the end of their remaining useful lives.

The following table summarizes the property, plant and equipment of VIEs for Evergy and Evergy Kansas Central.

		December 31
	2020			2019
		(millions)
Electric plant of VIEs		$	392.1		$	392.1
Accumulated depreciation of VIEs		(237.2)			(230.1)
Net property, plant and equipment of VIEs		$	154.9		$	162.0

The Evergy Companies' depreciation expense is detailed in the following table.

	2020		2019		2018
	(millions)
Evergy (a)	$	804.7	$	786.3	$	567.9
Evergy Kansas Central (a)	435.1		425.8		371.3
Evergy Metro (b)	269.5		262.7		235.3

(a) Approximately $7.1 million of depreciation expense in each of 2020, 2019 and 2018 was attributable to property, plant and equipment of VIEs.

(b) Evergy Metro amounts are only included in consolidated Evergy from June 4, 2018, the date of the closing of the merger, and thereafter.