CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Cash flows from operating activities:
Consolidated net loss	$ (240,003)	$ (737,490)	$ (762,158)
Reconciling items:
Impairment charges	8,000	21,631	24,176
Depreciation and amortization	635,227	673,991	710,898
Deferred taxes	(98,127)	27,848	33,923
Provision for doubtful accounts	27,390	30,579	14,167
Amortization of deferred financing charges and note discounts, net	69,951	63,838	89,701
Share-based compensation	13,086	10,923	10,713
Gain on disposal of operating and other assets	(365,710)	(107,186)	(44,512)
Loss on investments	12,907	4,421	0
Equity in loss of nonconsolidated affiliates	16,733	902	9,416
(Gain) loss on extinguishment of debt	(157,556)	2,201	43,347
Other reconciling items, net	33,120	(28,490)	(14,325)
Changes in operating assets and liabilities, net of effects of acquisitions and dispositions:
Increase in accounts receivable	(14,469)	(121,574)	(13,898)
(Increase) decrease in prepaid expenses and other current assets	(2,753)	(20,631)	15,216
Increase (decrease) in accrued expenses	(2,862)	(15,841)	31,049
Increase in accounts payable	3,065	27,385	6,404
Increase in accrued interest	20,809	59,608	88,560
Increase in deferred income	23,661	23,516	11,288
Changes in other operating assets and liabilities	3,549	7,065	(8,849)
Net cash provided by (used for) operating activities	(13,982)	(77,304)	245,116
Cash flows from investing activities:
Proceeds from sale of other investments	5,367	579	236,618
Purchases of businesses	(500)	(27,588)	841
Purchases of property, plant and equipment	(314,717)	(296,380)	(318,164)
Proceeds from disposal of assets	856,981	414,278	10,273
Purchases of other operating assets	(4,414)	(29,159)	(4,541)
Purchases of investments	(29,031)	(29,006)	(8,520)
Change in other, net	(2,771)	(2,490)	(5,189)
Net cash provided by (used for) investing activities	510,915	30,234	(88,682)
Cash flows from financing activities:
Draws on credit facilities	100,000	350,000	68,010
Payments on credit facilities	(2,100)	(123,849)	(315,682)
Proceeds from long-term debt	6,856	1,172,777	2,062,475
Payments on long-term debt	(421,263)	(931,420)	(2,099,101)
Payments to repurchase noncontrolling interests	0	(42,797)	(48,750)
Dividends and other payments to noncontrolling interests	(89,631)	(30,871)	(40,027)
Deferred financing charges	(10,529)	(18,644)	(26,169)
Change in other, net	(1,564)	2,214	1,243
Net cash provided by (used for) financing activities	(418,231)	377,410	(398,001)
Effect of exchange rate changes on cash	(6,350)	(14,686)	(9,560)
Net increase (decrease) in cash and cash equivalents	72,352	315,654	(251,127)
Cash and cash equivalents at beginning of period	772,678	457,024	708,151
Cash and cash equivalents at end of period	845,030	772,678	457,024
SUPPLEMENTAL DISCLOSURES:
Cash paid during the year for interest	1,764,776	1,686,988	1,540,860
Cash paid during the year for taxes	$ 44,844	$ 52,169	$ 53,074