Derivative Instruments and Hedging Activities - Hedging Positions (Details)
|
12 Months Ended |
|
Dec. 31, 2016
$ / bbl
bbl / mo
MMBTU / mo
$ / MMBTU
|
Dec. 31, 2015
bbl / mo
MMBoe / mo
$ / bbl
$ / MMBTU
|
| Oil | Swaps | Minimum |
|
|
| Hedging Positions |
|
|
| Exercise price (in dollars per barrel) |
43.65
|
54.53
|
| Offset exercise price (in dollars per barrel) |
42.00
|
|
| Net barrels per month (in barrels per month) | bbl / mo |
|
54,000
|
| Oil | Swaps | Maximum |
|
|
| Hedging Positions |
|
|
| Exercise price (in dollars per barrel) |
86.85
|
100.87
|
| Offset exercise price (in dollars per barrel) |
49.00
|
|
| Net barrels per month (in barrels per month) | bbl / mo |
148,000
|
194,000
|
| Oil | Swaps | Weighted Average |
|
|
| Hedging Positions |
|
|
| Exercise price (in dollars per barrel) |
64.49
|
79.16
|
| Offset exercise price (in dollars per barrel) |
47.14
|
|
| Net barrels per month (in barrels per month) | bbl / mo |
87,233
|
97,119
|
| Oil | Collars | Minimum |
|
|
| Hedging Positions |
|
|
| Net barrels per month (in barrels per month) | bbl / mo |
65,000
|
|
| Oil | Collars | Maximum |
|
|
| Hedging Positions |
|
|
| Net barrels per month (in barrels per month) | bbl / mo |
73,000
|
|
| Oil | Collars | Weighted Average |
|
|
| Hedging Positions |
|
|
| Net barrels per month (in barrels per month) | bbl / mo |
67,500
|
|
| Natural gas | Swaps | Minimum |
|
|
| Hedging Positions |
|
|
| Exercise price (in dollars per mmbtu) | $ / MMBTU |
2.78
|
3.22
|
| Offset exercise price (in dollars per mmbtu) |
2.75
|
|
| Net mmbtu per month (in mmbtu per month) | MMBoe / mo |
|
700,000
|
| Natural gas | Swaps | Maximum |
|
|
| Hedging Positions |
|
|
| Exercise price (in dollars per mmbtu) | $ / MMBTU |
4.67
|
6.45
|
| Offset exercise price (in dollars per mmbtu) |
3.02
|
|
| Net mmbtu per month (in mmbtu per month) |
1,470,000
|
1,640,000
|
| Natural gas | Swaps | Weighted Average |
|
|
| Hedging Positions |
|
|
| Exercise price (in dollars per mmbtu) | $ / MMBTU |
3.65
|
4.25
|
| Offset exercise price (in dollars per mmbtu) |
2.83
|
|
| Net mmbtu per month (in mmbtu per month) |
1,024,000
|
1,042,857
|
| Natural gas | Basis swaps | Minimum |
|
|
| Hedging Positions |
|
|
| Contract differential (in dollars per mmbtu) | $ / MMBTU |
|
(0.39)
|
| Net mmbtu per month (in mmbtu per month) | MMBoe / mo |
|
1,190,000
|
| Natural gas | Basis swaps | Maximum |
|
|
| Hedging Positions |
|
|
| Contract differential (in dollars per mmbtu) | $ / MMBTU |
|
(0.11)
|
| Net mmbtu per month (in mmbtu per month) | MMBoe / mo |
|
1,730,000
|
| Natural gas | Basis swaps | Weighted Average |
|
|
| Hedging Positions |
|
|
| Contract differential (in dollars per mmbtu) | $ / MMBTU |
|
(0.18)
|
| Net mmbtu per month (in mmbtu per month) | MMBoe / mo |
|
1,360,833
|
| Natural gas | Collars | Minimum |
|
|
| Hedging Positions |
|
|
| Net barrels per month (in barrels per month) | bbl / mo |
950,000
|
|
| Natural gas | Collars | Maximum |
|
|
| Hedging Positions |
|
|
| Net barrels per month (in barrels per month) | bbl / mo |
1,050,000
|
|
| Natural gas | Collars | Weighted Average |
|
|
| Hedging Positions |
|
|
| Net barrels per month (in barrels per month) | bbl / mo |
990,833
|
|
| Natural gas liquids | Swaps | Minimum |
|
|
| Hedging Positions |
|
|
| Exercise price (in dollars per barrel) |
18.06
|
8.90
|
| Net barrels per month (in barrels per month) | bbl / mo |
110,000
|
2,000
|
| Natural gas liquids | Swaps | Maximum |
|
|
| Hedging Positions |
|
|
| Exercise price (in dollars per barrel) |
72.52
|
95.24
|
| Net barrels per month (in barrels per month) | bbl / mo |
121,000
|
112,000
|
| Natural gas liquids | Swaps | Weighted Average |
|
|
| Hedging Positions |
|
|
| Exercise price (in dollars per barrel) |
24.60
|
32.62
|
| Net barrels per month (in barrels per month) | bbl / mo |
114,833
|
51,792
|
| Puts (floors) | Oil | Collars | Minimum |
|
|
| Hedging Positions |
|
|
| Exercise price (in dollars per barrel) |
45.00
|
|
| Puts (floors) | Oil | Collars | Maximum |
|
|
| Hedging Positions |
|
|
| Exercise price (in dollars per barrel) |
50.00
|
|
| Puts (floors) | Oil | Collars | Weighted Average |
|
|
| Hedging Positions |
|
|
| Exercise price (in dollars per barrel) |
48.52
|
|
| Puts (floors) | Natural gas | Collars | Minimum |
|
|
| Hedging Positions |
|
|
| Exercise price (in dollars per mmbtu) |
2.55
|
|
| Puts (floors) | Natural gas | Collars | Maximum |
|
|
| Hedging Positions |
|
|
| Exercise price (in dollars per mmbtu) |
2.55
|
|
| Puts (floors) | Natural gas | Collars | Weighted Average |
|
|
| Hedging Positions |
|
|
| Exercise price (in dollars per mmbtu) |
2.55
|
|
| Calls (ceilings) | Oil | Collars | Minimum |
|
|
| Hedging Positions |
|
|
| Exercise price (in dollars per barrel) |
56.60
|
|
| Calls (ceilings) | Oil | Collars | Maximum |
|
|
| Hedging Positions |
|
|
| Exercise price (in dollars per barrel) |
61.00
|
|
| Calls (ceilings) | Oil | Collars | Weighted Average |
|
|
| Hedging Positions |
|
|
| Exercise price (in dollars per barrel) |
59.64
|
|
| Calls (ceilings) | Natural gas | Collars | Minimum |
|
|
| Hedging Positions |
|
|
| Exercise price (in dollars per mmbtu) |
3.08
|
|
| Calls (ceilings) | Natural gas | Collars | Maximum |
|
|
| Hedging Positions |
|
|
| Exercise price (in dollars per mmbtu) |
3.41
|
|
| Calls (ceilings) | Natural gas | Collars | Weighted Average |
|
|
| Hedging Positions |
|
|
| Exercise price (in dollars per mmbtu) |
3.19
|
|