Condensed Consolidated Balance Sheets - USD ($) $ in Millions	Sep. 30, 2021	Dec. 31, 2020
Current assets
Cash and cash equivalents	$ 5.4	$ 12.2
Receivables, less allowances of $0.9 and $23.0	337.5	369.6
Inventory, materials and supplies	61.5	35.5
Prepaid expenses	37.7	33.5
Other current assets	7.1	8.3
Total current assets	449.2	459.1
Property, plant and equipment, net	1,956.9	1,729.1
Operating lease right-of-use assets	41.4	37.4
Goodwill	646.3	161.5
Intangible assets, net	961.2	148.1
Deferred income tax assets	6.9	82.5
Other noncurrent assets	28.5	50.9
Total assets	4,090.4	2,668.6
Current liabilities
Current portion of long-term debt	13.0	21.8
Accounts payable	319.9	299.2
Unearned revenue and customer deposits	56.3	68.9
Accrued taxes	25.3	28.1
Accrued interest	24.9	26.7
Accrued payroll and benefits	36.3	50.5
Other current liabilities	38.9	50.9
Total current liabilities	514.6	546.1
Long-term debt, less current portion	1,382.9	1,949.9
Operating lease liabilities	38.0	33.6
Pension and postretirement benefit obligations	149.6	200.2
Pole license agreement obligation	46.7	36.7
Deferred income tax liability	147.7	10.9
Other noncurrent liabilities	101.0	82.3
Total liabilities	2,380.5	2,859.7
Shareowners’ equity (deficit)
Preferred stock, 2,357,299 shares authorized, 155,250 shares (3,105,000,depository shares) of 6 3/4% Cumulative Convertible Preferred Stock issued and outstanding at December 31, 2020; liquidation preference $1,000 per share ($50 per depositary share)	0.0	129.4
Common shares, $.01 par value; 96,000,000 shares authorized; 500,000 and 50,680,605 shares issued and outstanding at September 30, 2021 and December 31, 2020	0.0	0.5
Additional paid-in capital	1,716.1	2,670.3
Accumulated deficit	(5.0)	(2,831.6)
Accumulated other comprehensive loss	(1.2)	(159.7)
Total shareowners’ equity (deficit)	1,709.9	(191.1)
Total liabilities and shareowners’ equity (deficit)	$ 4,090.4	$ 2,668.6