Supplemental Guarantor Financial Information - Balance Sheets (Details) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016	Mar. 31, 2016	Dec. 31, 2015
Assets
Cash and cash equivalents	$ 40,245	$ 73,534	$ 25,049	$ 26,297
Accounts and notes receivable, net	99,113	84,156
Other current assets	133,664	111,847
Total current assets	273,022	269,537
Property and equipment, net	480,959	392,735
Intangible assets, net	297,926	121,230
Goodwill	883,221	533,075
Deferred tax asset, net	8,916	13,004
Prepaid expenses, deferred costs, and other noncurrent assets	38,824	35,115
Total assets	1,982,868	1,364,696
LIABILITIES AND SHAREHOLDERS’ EQUITY
Current portion of other long-term liabilities	27,283	28,237
Accounts payable and accrued liabilities	328,908	285,583
Total current liabilities	356,191	313,820
Long-term debt	996,172	502,539
Asset retirement obligations	53,263	45,086
Deferred tax liability, net	52,100	27,625
Other long-term liabilities	65,874	18,691
Total liabilities	1,523,600	907,761
Shareholders' equity	459,268	456,935
Total liabilities and shareholders' equity	1,982,868	1,364,696
Consolidation Eliminations
Assets
Investments in and advances to subsidiaries	(1,074,976)	(2,479,298)
Intercompany receivable	(1,918,246)	(2,178,314)
Total assets	(2,993,222)	(4,657,612)
LIABILITIES AND SHAREHOLDERS’ EQUITY
Current portion of other long-term liabilities	(12)
Total current liabilities	(12)
Intercompany payable	(1,918,246)	(2,178,314)
Total liabilities	(1,918,258)	(2,178,314)
Shareholders' equity	(1,074,964)	(2,479,298)
Total liabilities and shareholders' equity	(2,993,222)	(4,657,612)
Parent
Assets
Cash and cash equivalents	53	101
Other current assets	1
Total current assets	54	101
Property and equipment, net	1
Investments in and advances to subsidiaries	463,515	452,029
Intercompany receivable	14,176	12,965
Deferred tax asset, net	859	534
Total assets	478,605	465,629
LIABILITIES AND SHAREHOLDERS’ EQUITY
Accounts payable and accrued liabilities	664
Total current liabilities	664
Intercompany payable	18,673	8,694
Total liabilities	19,337	8,694
Shareholders' equity	459,268	456,935
Total liabilities and shareholders' equity	478,605	465,629
Issuer
Assets
Cash and cash equivalents	(156)	7	6	782
Other current assets	1,072	1,468
Total current assets	916	1,475
Investments in and advances to subsidiaries	(219,929)	1,105,307
Intercompany receivable	258,186	297,790
Prepaid expenses, deferred costs, and other noncurrent assets	287	504
Total assets	39,460	1,405,076
LIABILITIES AND SHAREHOLDERS’ EQUITY
Current portion of other long-term liabilities	66
Accounts payable and accrued liabilities	11,583	17,152
Total current liabilities	11,649	17,152
Long-term debt	496,172	502,539
Intercompany payable	120,678	82,660
Other long-term liabilities	1,705	504
Total liabilities	630,204	602,855
Shareholders' equity	(590,744)	802,221
Total liabilities and shareholders' equity	39,460	1,405,076
Guarantors
Assets
Cash and cash equivalents	1,307	1,823	9,605	6,200
Accounts and notes receivable, net	53,216	57,201
Other current assets	60,251	50,438
Total current assets	114,774	109,462
Property and equipment, net	267,204	257,133
Intangible assets, net	81,335	88,141
Goodwill	449,658	449,658
Investments in and advances to subsidiaries	831,390	921,962
Intercompany receivable	249,296	207,048
Prepaid expenses, deferred costs, and other noncurrent assets	26,952	22,098
Total assets	2,020,609	2,055,502
LIABILITIES AND SHAREHOLDERS’ EQUITY
Current portion of other long-term liabilities	20,928	22,871
Accounts payable and accrued liabilities	179,594	178,452
Total current liabilities	200,522	201,323
Long-term debt	500,000
Intercompany payable	708,288	1,171,795
Asset retirement obligations	22,697	21,747
Deferred tax liability, net	23,230	24,953
Other long-term liabilities	11,756	14,306
Total liabilities	1,466,493	1,434,124
Shareholders' equity	554,116	621,378
Total liabilities and shareholders' equity	2,020,609	2,055,502
Non-Guarantors
Assets
Cash and cash equivalents	39,041	71,603	$ 15,438	$ 19,315
Accounts and notes receivable, net	45,897	26,955
Other current assets	72,340	59,941
Total current assets	157,278	158,499
Property and equipment, net	213,754	135,602
Intangible assets, net	216,591	33,089
Goodwill	433,563	83,417
Intercompany receivable	1,396,588	1,660,511
Deferred tax asset, net	8,057	12,470
Prepaid expenses, deferred costs, and other noncurrent assets	11,585	12,513
Total assets	2,437,416	2,096,101
LIABILITIES AND SHAREHOLDERS’ EQUITY
Current portion of other long-term liabilities	6,301	5,366
Accounts payable and accrued liabilities	137,067	89,979
Total current liabilities	143,368	95,345
Intercompany payable	1,070,607	915,165
Asset retirement obligations	30,566	23,339
Deferred tax liability, net	28,870	2,672
Other long-term liabilities	52,413	3,881
Total liabilities	1,325,824	1,040,402
Shareholders' equity	1,111,592	1,055,699
Total liabilities and shareholders' equity	$ 2,437,416	$ 2,096,101