CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Jun. 30, 2022	Dec. 31, 2021
Current assets
Cash and cash equivalents	$ 49.9	$ 193.2
Accounts receivable-trade, net of allowance for doubtful accounts of $2.4 and $4.3, respectively	39.3	40.9
Accounts receivable-other, net	12.6	17.2
Prepaid expenses and other	40.7	30.7
Total current assets	142.5	282.0
Right-of-use lease assets-operating	16.2	17.2
Property, plant and equipment, net	711.6	722.3
Franchise operating rights	620.1	620.1
Goodwill	225.1	225.1
Intangible assets subject to amortization, net	1.5	1.7
Other non-current assets	41.1	38.3
Total assets	1,758.1	1,906.7
Current liabilities
Accounts payable-trade	42.0	50.3
Accrued interest	0.8	0.8
Current portion of long-term lease liability-operating	4.9	5.1
Accrued liabilities and other	70.0	218.7
Current portion of long-term debt and finance lease obligations	18.3	17.9
Current portion of unearned service revenue	27.9	28.1
Total current liabilities	163.9	320.9
Long-term debt and finance lease obligations, net of debt issuance costs -less current portion	720.2	723.5
Long-term lease liability-operating	12.9	13.8
Deferred income taxes, net	253.7	257.6
Other non-current liabilities	21.0	20.1
Total liabilities	1,171.7	1,335.9
Commitments and contingencies
Stockholders' equity:
Preferred stock, $0.01 par value, 100,000,000 shares authorized; 0 shares issued and outstanding
Common stock, $0.01 par value, 700,000,000 shares authorized; 96,899,442 and 96,225,910 issued as of June 30, 2022 and December 31, 2021, respectively; 87,732,085 and 87,392,088 outstanding as of June 30, 2022 and December 31, 2021, respectively	1.0	1.0
Additional paid-in capital	360.4	348.5
Accumulated income	320.2	310.5
Treasury stock at cost, 9,167,357 and 8,833,822 shares as of June 30, 2022 and December 31, 2021, respectively	(95.2)	(89.2)
Total stockholders' equity	586.4	570.8
Total liabilities and stockholders' equity	$ 1,758.1	$ 1,906.7