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CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions | Jun. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Current assets |  |
Cash and cash equivalents | $ 224.0 | $ 42.9
Accounts receivable and unbilled revenues, net of reserves of $166.9 and $193.5, respectively | 1,242.7 | 1,503.2
Materials, supplies, and inventories | 695.8 | 775.2
Prepaid taxes | 182.6 | 173.9
Other prepayments | 52.6 | 76.8
Other | 186.4 | 223.7
Current assets | 2,584.1 | 2,795.7
Long-term assets |  |
Property, plant, and equipment, net of accumulated depreciation and amortization of $11,263.4 and $11,073.1, respectively | 32,263.8 | 31,581.5
Regulatory assets (June 30, 2024 and December 31, 2023 include $82.3 and $85.9, respectively, related to WEPCo Environmental Trust) | 3,393.1 | 3,249.8
Equity investment in transmission affiliates | 2,055.8 | 2,005.9
Goodwill | 3,052.8 | 3,052.8
Pension and OPEB assets | 901.2 | 870.9
Other | 331.4 | 383.1
Long-term assets | 41,998.1 | 41,144.0
Total assets | 44,582.2 | 43,939.7
Current liabilities |  |
Short-term debt | 761.3 | 2,020.9
Current portion of long-term debt (June 30, 2024 and December 31, 2023 include $9.1 and $9.0, respectively, related to WEPCo Environmental Trust) | 1,157.4 | 1,264.2
Accounts payable | 799.9 | 896.6
Customer credit balances | 178.8 | 236.2
Other | 594.2 | 696.9
Current liabilities | 3,491.6 | 5,114.8
Long-term liabilities |  |
Long-term debt (June 30, 2024 and December 31, 2023 include $80.9 and $85.3, respectively, related to WEPCo Environmental Trust) | 16,907.8 | 15,512.8
Deferred income taxes | 5,265.4 | 4,918.5
Deferred revenue, net | 345.5 | 356.4
Regulatory liabilities | 3,834.7 | 3,697.7
Intangible liabilities | 568.0 | 594.8
Environmental remediation liabilities | 437.0 | 463.7
AROs | 543.6 | 374.2
Other | 794.2 | 835.3
Long-term liabilities | 28,696.2 | 26,753.4
Commitments and contingencies (Note 23) |  |
Common shareholders' equity |  |
Common stock – $0.01 par value; 650,000,000 shares authorized; 316,079,401 and $315,434,531 shares outstanding, respectively | 3.2 | 3.2
Additional paid in capital | 4,168.3 | 4,115.9
Retained earnings | 7,919.2 | 7,612.8
Accumulated other comprehensive loss | (7.8) | (7.7)
Common shareholders' equity | 12,082.9 | 11,724.2
Preferred stock of subsidiary | 30.4 | 30.4
Noncontrolling interests | 281.1 | 316.9
Total liabilities and equity | $ 44,582.2 | $ 43,939.7
Common stock, shares outstanding | 316,079,401 | 315,434,531

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