Commitments and Contingencies Commitments and Contigencies (Tables)

9 Months Ended

Sep. 30, 2017

Commitments and Contingencies Disclosure [Abstract]

Supply Commitment

:

	For the Twelve Months Ending September 30,
Area	2018		2019		2020		2021		2022 and Through Expiration		Total		Expiration Date
Natural gas (MMcf)
Wattenberg Field	—		16,760		30,850		31,025		131,287		209,922		March 31, 2026
Delaware Basin	14,600		14,600		14,640		3,680		—		47,520		December 31, 2020
Gas Marketing	7,117		7,117		7,136		7,117		6,227		34,714		August 31, 2022
Utica Shale	2,738		2,738		2,745		2,738		5,016		15,975		July 22, 2023
Total	24,455		41,215		55,371		44,560		142,530		308,131
Crude oil (MBbls)
Wattenberg Field	2,413		2,413		1,812		—		—		6,638		June 30, 2020
Dollar commitment (in thousands)	$	18,410	$	35,170	$	44,949	$	33,776	$	129,546	$	261,851