Supplemental Guarantor Financial Information - Balance Sheets (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Assets
Cash and cash equivalents	$ 73,534	$ 26,297	$ 31,875	$ 86,939
Accounts and notes receivable, net	84,156	72,009
Current portion of deferred tax asset, net		16,300
Other current assets	111,847	98,918
Total current assets	269,537	213,524
Property and equipment	392,735	375,488
Intangible assets, net	121,230	150,780
Goodwill	533,075	548,936	511,963
Deferred tax asset, net	13,004	11,950
Prepaid expenses, deferred costs, and other noncurrent assets	35,115	19,257
Total assets	1,364,696	1,319,935
LIABILITIES AND SHAREHOLDERS’ EQUITY
Current portion of other long-term liabilities	28,237	32,732
Accounts payable and accrued liabilities	285,583	244,908
Total current liabilities	313,820	277,640
Long-term debt	502,539	568,331
Asset retirement obligations	45,086	51,685
Deferred tax liability, net	27,625	21,829
Other long-term liabilities	18,691	30,657
Total liabilities	907,761	950,142
Shareholders' equity	456,935	369,793	286,535	247,114
Total liabilities and shareholders' equity	1,364,696	1,319,935
Consolidation Eliminations
Assets
Investments in and advances to subsidiaries	(2,479,298)	(2,013,068)
Intercompany receivable	(2,178,314)	(803,461)
Total assets	(4,657,612)	(2,816,529)
LIABILITIES AND SHAREHOLDERS’ EQUITY
Intercompany payable	(2,178,314)	(803,461)
Total liabilities	(2,178,314)	(803,461)
Shareholders' equity	(2,479,298)	(2,013,068)
Total liabilities and shareholders' equity	(4,657,612)	(2,816,529)
Parent
Assets
Cash and cash equivalents	101
Total current assets	101
Investments in and advances to subsidiaries	452,029	369,793
Intercompany receivable	12,965
Deferred tax asset, net	534
Total assets	465,629	369,793
LIABILITIES AND SHAREHOLDERS’ EQUITY
Intercompany payable	8,694
Total liabilities	8,694
Shareholders' equity	456,935	369,793
Total liabilities and shareholders' equity	465,629	369,793
Issuer
Assets
Cash and cash equivalents	7	782		412
Other current assets	1,468	1,878
Total current assets	1,475	2,660
Intangible assets, net		1,396
Investments in and advances to subsidiaries	1,105,307	1,259,646
Intercompany receivable	297,790	407,349
Prepaid expenses, deferred costs, and other noncurrent assets	504	200
Total assets	1,405,076	1,671,251
LIABILITIES AND SHAREHOLDERS’ EQUITY
Accounts payable and accrued liabilities	17,152	12,109
Total current liabilities	17,152	12,109
Long-term debt	502,539	548,496
Intercompany payable	82,660	152,867
Other long-term liabilities	504	200
Total liabilities	602,855	713,672
Shareholders' equity	802,221	957,579
Total liabilities and shareholders' equity	1,405,076	1,671,251
Guarantors
Assets
Cash and cash equivalents	1,823	6,200	9,391	73,379
Accounts and notes receivable, net	57,201	36,961
Current portion of deferred tax asset, net		16,169
Other current assets	50,438	47,398
Total current assets	109,462	106,728
Property and equipment	257,133	231,961
Intangible assets, net	88,141	106,863
Goodwill	449,658	449,658
Investments in and advances to subsidiaries	921,962	383,629
Intercompany receivable	207,048	246,761
Prepaid expenses, deferred costs, and other noncurrent assets	22,098	6,863
Total assets	2,055,502	1,532,463
LIABILITIES AND SHAREHOLDERS’ EQUITY
Current portion of other long-term liabilities	22,871	30,552
Accounts payable and accrued liabilities	178,452	143,391
Total current liabilities	201,323	173,943
Intercompany payable	1,171,795	403,536
Asset retirement obligations	21,747	25,360
Deferred tax liability, net	24,953	19,884
Other long-term liabilities	14,306	28,752
Total liabilities	1,434,124	651,475
Shareholders' equity	621,378	880,988
Total liabilities and shareholders' equity	2,055,502	1,532,463
Non-Guarantors
Assets
Cash and cash equivalents	71,603	19,315	$ 22,484	$ 13,148
Accounts and notes receivable, net	26,955	35,048
Current portion of deferred tax asset, net		131
Other current assets	59,941	49,642
Total current assets	158,499	104,136
Property and equipment	135,602	143,527
Intangible assets, net	33,089	42,521
Goodwill	83,417	99,278
Intercompany receivable	1,660,511	149,351
Deferred tax asset, net	12,470	11,950
Prepaid expenses, deferred costs, and other noncurrent assets	12,513	12,194
Total assets	2,096,101	562,957
LIABILITIES AND SHAREHOLDERS’ EQUITY
Current portion of other long-term liabilities	5,366	2,180
Accounts payable and accrued liabilities	89,979	89,408
Total current liabilities	95,345	91,588
Long-term debt		19,835
Intercompany payable	915,165	247,058
Asset retirement obligations	23,339	26,325
Deferred tax liability, net	2,672	1,945
Other long-term liabilities	3,881	1,705
Total liabilities	1,040,402	388,456
Shareholders' equity	1,055,699	174,501
Total liabilities and shareholders' equity	$ 2,096,101	$ 562,957