Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Operating activities:
Net income	$ 2,837	$ 97,421
Income from discontinued operations, net of tax	(13,445)	(39,390)
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Non-cash operating items (Note 4)	2,047	(61,879)
Changes in operating assets and liabilities:
Long-term receivables	(1,610)	(1,553)
Other current assets and other assets	1,218	10,175
Accounts payable		(12)
Accrued expenses and other current liabilities	(2,645)	(2,817)
Income taxes payable	(109)	(6,423)
Pension and other postretirement liabilities	(623)	(326)
Long-term liabilities	(1,354)	(3,121)
Net cash used in operating activities - continuing operations	(13,684)	(7,925)
Net cash (used in) provided by operating activities - discontinued operations	(38,353)	5,394
Net cash used in operating activities	(52,037)	(2,531)
Investing activities:
Distribution received from affiliate	375,809
Capital expenditures		(347)
Proceeds from sale of net assets		61,482
Decrease in restricted cash		625
Net cash provided by investing activities - continuing operations	375,809	61,760
Net cash used in investing activities - discontinued operations.	(84,022)	(29,264)
Net cash provided by investing activities	291,787	32,496
Financing activities:
Cash dividend paid	(417,606)
Voting common stock repurchased	(472)
Proceeds from the exercise of stock options	1,635	447
Cash settlement of restricted stock units	(169)
Funding of withholding taxes on employee cashless stock option exercises	(5,796)	(16,765)
Excess tax benefit associated with exercise of stock options	22	1,361
Net cash used in financing activities - continuing operations	(422,386)	(14,957)
Net cash provided by financing activities - discontinued operations	40,000
Net cash used in financing activities	(382,386)	(14,957)
(Decrease) increase in cash and cash equivalents	(142,636)	15,008
Cash and cash equivalents - beginning of period	197,114	165,801
Cash and cash equivalents - continuing and discontinued operations - end of period	54,478	180,809
Cash and cash equivalents - discontinued operations - end of period	(17,013)
Cash and cash equivalents - end of period	$ 37,465	$ 180,809