Accrued Liabilities and Other - Schedule of Accrued Liabilities and Other (Detail) - USD ($) $ in Thousands		Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Accrued Liabilities and Other Liabilities [Abstract]
Prepaid advances from joint interest owners		$ 53,674	$ 34,511
Accrued compensation		69,338	65,308
Accrued production taxes, ad valorem taxes and other non-income taxes		52,105	40,611
Accrued interest		64,483	55,282
Accrued litigation settlement		19,753	59,600
Current portion of asset retirement obligations	[1]	4,374	2,612	$ 1,742
Other		3,092	2,150
Accrued liabilities and other		$ 266,819	$ 260,074

[1] Balance is included in the caption “Accrued liabilities and other” in the consolidated balance sheets.