Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Operating activities:
Net income (loss)	$ 16,579	$ 421,091	$ 127,174
(Income) loss from discontinued operations, net of tax provision	4,877	(320,649)	(74,566)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Non-cash operating items (Note 2)	(1,521)	(21,053)	(71,435)
Changes in operating assets and liabilities:
Long-term receivables		20,700	(3,145)
Other current assets and other assets	2,012	(1,992)	10,144
Accounts payable			41
Accrued expenses and other current liabilities	(8,442)	(5,447)	1,161
Income taxes receivable and payable	(12,112)	(22,043)	(8,282)
Pension and other postretirement liabilities	(21,183)	6,169	(1,099)
Long-term liabilities	(1,750)	(110,663)	(834)
Net cash provided by (used in) operating activities - continuing operations	(21,540)	(33,887)	(20,841)
Net cash provided by (used in) operating activities - discontinued operations	(48,965)	(66,605)	78,835
Net cash provided by (used in) operating activities	(70,505)	(100,492)	57,994
Investing activities:
Distributions received from affiliate		420,199
Proceeds from sale of investments, net	1,150	1,694
Capital expenditures	(64)	(4)	(350)
Proceeds from sale of net assets			61,482
Decrease in restricted cash			625
Investments in and advances to affiliates			(10,379)
Net cash provided by (used in) investing activities - continuing operations	1,086	421,889	51,378
Net cash provided by (used in) investing activities - discontinued operations		(107,778)	(55,415)
Cash proceeds from the Sale, net of transaction costs of $35,219		932,661
Net cash provided by (used in) investing activities	1,086	1,246,772	(4,037)
Financing activities:
Special cash distribution paid		(892,147)
Cash dividend paid		(417,606)
Voting common stock repurchased		(1,664)	(7,928)
Proceeds from the exercise of stock options		1,635	1,058
Cash settlement of restricted stock units		(169)
Funding of withholding taxes for stock based compensation	(8,897)	(6,992)	(16,972)
Excess tax benefit associated with stock based compensation	(3,128)	16,919	1,198
Net cash provided by (used in) financing activities - continuing operations	(12,025)	(1,300,024)	(22,644)
Net cash provided by (used in) financing activities - discontinued operations		44,000
Net cash provided by (used in) financing activities	(12,025)	(1,256,024)	(22,644)
Increase (decrease) in cash and cash equivalents	(81,444)	(109,744)	31,313
Cash and cash equivalents - beginning of period	87,370	197,114	165,801
Cash and cash equivalents - end of period	$ 5,926	$ 87,370	$ 197,114