INCOME TAXES - Schedule of Significant Components of Deferred Tax Liabilities and Assets (Detail) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Deferred tax liabilities:
Intangibles and fixed assets	$ 1,281,995	$ 2,018,159
Long-term debt	0	37,205
Investments	16,484	0
Other	9,868	10,159
Total deferred tax liabilities	1,308,347	2,065,523
Deferred tax assets:
Accrued expenses	105,823	155,037
Long-term debt	49,767	0
Investments	0	5,458
Net operating loss carryforwards	1,106,319	1,384,175
Bad debt reserves	11,731	10,137
Other	27,654	43,545
Total gross deferred tax assets	1,301,294	1,598,352
Less: Valuation allowance	952,337	989,924
Total deferred tax assets	348,957	608,428
Net deferred tax liabilities	$ 959,390	$ 1,457,095