CONSOLIDATED BALANCE SHEETS (USD $) In Thousands	Jun. 30, 2011	Dec. 31, 2010
ASSETS
Cash and cash equivalents	$ 232,672	$ 251,263
Accounts receivable, less allowances of $61,580 and $73,571, respectively	513,852	568,308
Prepaid expenses	93,237	100,603
Income taxes and other current assets	206,494	208,245
Total current assets	1,046,255	1,128,419
Restricted cash	175,125	187,489
Property, plant and equipment, net	7,590,723	7,590,614
Goodwill	6,416,473	6,292,194
Other intangibles, net	2,220,425	2,491,195
Other assets	213,570	200,319
Total assets	17,662,571	17,890,230
LIABILITIES AND EQUITY
Long-term debt due within one year	203,659	280,002
Accounts payable	438,200	436,886
Advanced billings	166,839	171,602
Accrued other taxes	73,220	167,857
Accrued interest	169,242	170,228
Other current liabilities	257,565	212,782
Total current liabilities	1,308,725	1,439,357
Deferred income taxes	2,400,010	2,220,677
Pension and other postretirement benefits	834,799	816,588
Other liabilities	195,979	220,172
Long-term debt	7,988,813	7,983,693
Common stock, $0.25 par value (1,750,000,000 authorized shares, 995,234,000 and 993,855,000 outstanding, respectively, and 1,027,986,000 issued at June 30, 2011 and December 31, 2010)	256,997	256,997
Additional paid-in capital	5,138,918	5,525,471
Retained earnings	164,079	77,107
Accumulated other comprehensive loss, net of tax	(224,559)	(229,549)
Treasury stock	(414,261)	(433,286)
Total shareholders' equity of Frontier	4,921,174	5,196,740
Noncontrolling interest in a partnership	13,071	13,003
Total equity	4,934,245	5,209,743
Total liabilities and equity	$ 17,662,571	$ 17,890,230