Condensed Consolidated Balance Sheets (USD $) In Millions, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Current assets
Cash and cash equivalents	$ 4.1	$ 73.7
Receivables, less allowances of $12.2 and $11.6	194.8	179.4
Inventory, materials and supplies	24.4	23.8
Deferred income taxes, net	33.1	30.2
Prepaid expenses	14.2	11.2
Other current assets	8.0	2.7
Total current assets	278.6	321.0
Property, plant and equipment, net	1,471.5	1,400.5
Goodwill	290.6	290.6
Intangible assets, net	203.4	216.9
Deferred income taxes, net	399.0	423.5
Other noncurrent assets	59.6	62.2
Total assets	2,702.7	2,714.7
Current liabilities
Current portion of long-term debt	13.5	13.0
Accounts payable	119.7	133.4
Unearned revenue and customer deposits	50.5	48.2
Accrued taxes	16.3	15.5
Accrued interest	45.8	45.6
Accrued payroll and benefits	48.1	52.6
Other current liabilities	37.5	48.1
Total current liabilities	331.4	356.4
Long-term debt, less current portion	2,538.7	2,520.6
Pension and postretirement benefit obligations	368.4	389.9
Other noncurrent liabilities	160.4	163.0
Total liabilities	3,398.9	3,429.9
Shareowners' deficit
Preferred stock, 2,357,299 shares authorized, 155,250 shares (3,105,000 depositary shares) of 6 3/4% Cumulative Convertible Preferred Stock issued and outstanding at June 30, 2012 and December 31, 2011; liquidation preference $1,000 per share ($50 per depositary share)	129.4	129.4
Common shares, $.01 par value; 480,000,000 shares authorized; 197,864,910 and 196,322,649 shares issued; 197,373,191 and 195,721,796 outstanding at June 30, 2012 and December 31, 2011	2.0	2.0
Additional paid-in capital	2,582.1	2,584.6
Accumulated deficit	(3,202.9)	(3,220.0)
Accumulated other comprehensive loss	(204.8)	(208.9)
Common shares in treasury, at cost	(2.0)	(2.3)
Total shareowners' deficit	(696.2)	(715.2)
Total liabilities and shareowners' deficit	$ 2,702.7	$ 2,714.7