Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Cash Flows from Operating Activities
Net (Loss) Income	$ (150,329)	$ 958,594
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation of property, plant and equipment	134,019	159,917
Amortization of intangible assets	13,958	13,847
Goodwill and other long-lived assets impairment charges	255,467	7,774
Net pension benefit	(45,081)	(51,637)
Early retirement program expense	3,734	8,374
Stock-based compensation expense, net	38,423	13,123
Foreign exchange loss	16,191	2,618
Net loss (gain) on sales and disposition of businesses	18,095	(354,612)
Net loss (gain) on disposition or write-downs of marketable equity securities and cost method investments	1,364	(266,173)
Gain on sale of equity affiliate	(4,827)	0
Equity in losses (earnings) of affiliates, net of certain distributions	853	(96,315)
(Benefit) provision for deferred income taxes	(29,152)	8,329
Net loss (gain) on sale or write-down of property, plant and equipment	1,539	(119,158)
Net gain on sale of intangible assets	0	(75,249)
Change in assets and liabilities:
(Increase) decrease in restricted cash	(449)	45,174
Decrease in accounts receivable, net	(20,480)	(12,867)
Increase (decrease) in accounts payable and accrued liabilities	74,112	(46,673)
(Decrease) increase in deferred revenue	(11,880)	70,011
(Decrease) increase in income taxes payable	(159,490)	68,081
(Increase) decrease in other assets and other liabilities, net	(21,061)	15,300
Other	1,101	(1,588)
Net Cash Provided by Operating Activities	116,107	346,870
Cash Flows from Investing Activities
Purchases of marketable equity securities	(135,124)	(57)
Purchases of property, plant and equipment	(120,018)	(172,434)
Investments in equity affiliates and cost method investments	(19,038)	(8,388)
Net proceeds from sales of businesses, property, plant and equipment and other assets	(807)	248,938
Investments in commercial paper	0	(399,758)
Proceeds from maturities of commercial paper	0	349,793
Investments in certain businesses, net of cash acquired	0	(200,793)
Net distribution from equity affiliate	0	93,481
Other	60	(5,040)
Net Cash Used in Investing Activities	(274,927)	(94,258)
Cash Flows from Financing Activities
Issuance of borrowings	550,000	405
Net cash distributed to Cable ONE in spin-off	(94,115)	0
Dividends paid	(47,006)	(53,131)
Repayments of borrowings	(41,815)	(1,315)
Proceeds from exercise of stock options	11,308	5,056
Payments of financing costs	(9,944)	0
Common shares repurchased, including the Berkshire Exchange transaction	0	(327,718)
Other	5,334	567
Net Cash Provided by (Used in) Financing Activities	373,762	(376,136)
Effect of Currency Exchange Rate Change	(10,937)	(2,936)
Net Increase (Decrease) in Cash and Cash Equivalents	204,005	(126,460)
Beginning Cash and Cash Equivalents, Including Cash of Discontinued Operations	773,986
Beginning Cash and Cash Equivalents	772,751	569,719
Ending Cash and Cash Equivalents	$ 977,991	$ 443,259