Consolidated Balance Sheets - USD ($)	Mar. 31, 2024	Dec. 31, 2023
CURRENT ASSETS:
Cash and cash equivalents	$ 63,700,000	$ 27,700,000
Receivables, net of allowance for credit losses of $18.5 and $24.2, respectively	175,300,000	256,900,000
Accounts receivable pledged as collateral	362,000,000.0	342,000,000.0
Fuel inventory and supplies	800,700,000	776,200,000
Income taxes receivable	0	11,500,000
Regulatory assets, includes $15.2 and $— related to variable interest entity, respectively	330,100,000	292,100,000
Prepaid expenses	62,300,000	51,300,000
Other assets	32,400,000	31,400,000
Total Current Assets	1,826,500,000	1,789,100,000
PROPERTY, PLANT AND EQUIPMENT, NET, includes $131.8 and $133.6 related to variable interest entity, respectively	23,945,700,000	23,728,700,000
OTHER ASSETS:
Regulatory assets, includes $306.5 and $— related to variable interest entity, respectively	1,758,600,000	1,795,300,000
Nuclear decommissioning trust fund	805,900,000	766,400,000
Goodwill	2,336,600,000	2,336,600,000
Other	583,000,000.0	560,000,000.0
Total Other Assets	5,484,100,000	5,458,300,000
TOTAL ASSETS	31,256,300,000	30,976,100,000
CURRENT LIABILITIES:
Current maturities of long-term debt, includes $11.5 and $— related to variable interest entity, respectively	811,500,000	800,000,000.0
Commercial paper	798,700,000	951,800,000
Collateralized note payable	362,000,000.0	342,000,000.0
Accounts payable	356,700,000	616,900,000
Accrued taxes	264,500,000	156,700,000
Accrued interest	177,000,000.0	134,200,000
Regulatory liabilities	152,700,000	183,000,000.0
Asset retirement obligations	42,600,000	40,300,000
Accrued compensation and benefits	56,800,000	74,500,000
Other	167,400,000	213,200,000
Total Current Liabilities	3,189,900,000	3,512,600,000
LONG-TERM LIABILITIES:
Long-term debt, net, includes $311.5 and $— related to variable interest entity, respectively	11,658,400,000	11,053,300,000
Deferred income taxes	2,117,200,000	2,097,900,000
Unamortized investment tax credits	168,200,000	170,000,000.0
Regulatory liabilities	2,522,100,000	2,542,500,000
Pension and post-retirement liability	475,400,000	464,100,000
Asset retirement obligations	1,169,700,000	1,162,800,000
Other	291,300,000	287,900,000
Total Long-Term Liabilities	18,402,300,000	17,778,500,000
Evergy, Inc. Shareholders' Equity:
Common stock	7,235,000,000	7,234,900,000
Retained earnings	2,432,400,000	2,457,800,000
Accumulated other comprehensive loss	(28,300,000)	(29,600,000)
Total Evergy, Inc. Shareholders' Equity	9,639,100,000	9,663,100,000
Noncontrolling Interests	25,000,000.0	21,900,000
Total Equity	9,664,100,000	9,685,000,000
TOTAL LIABILITIES AND EQUITY	31,256,300,000	30,976,100,000
Variable Interest Entities
CURRENT ASSETS:
Regulatory assets, includes $15.2 and $— related to variable interest entity, respectively	15,200,000	0
PROPERTY, PLANT AND EQUIPMENT, NET, includes $131.8 and $133.6 related to variable interest entity, respectively	131,800,000	133,600,000
OTHER ASSETS:
Regulatory assets, includes $306.5 and $— related to variable interest entity, respectively	306,500,000	0
CURRENT LIABILITIES:
Current maturities of long-term debt, includes $11.5 and $— related to variable interest entity, respectively	11,500,000	0
Accrued interest	1,700,000
LONG-TERM LIABILITIES:
Long-term debt, net, includes $311.5 and $— related to variable interest entity, respectively	$ 311,500,000	$ 0