v3.10.0.1

Derivative Instruments and Fair Value Measurements - Outstanding Commodity Derivatives Volumes and Prices (Detail)			9 Months Ended
		Oct. 02, 2018 $ / bbl bbl	Sep. 30, 2018 MMBTU $ / bbl $ / MMBTU bbl
Crude Oil October 2018 - December 2018 Contract [Member] | Swap [Member]
Derivatives Fair Value [Line Items]
Volume Transacted | bbl			300
Contract Price			50.00
Crude Oil October 2018 - December 2019 Contract [Member] | Collar [Member]
Derivatives Fair Value [Line Items]
Volume Transacted | bbl			500
Crude Oil October 2018 - December 2019 Contract [Member] | Collar [Member] | Minimum [Member]
Derivatives Fair Value [Line Items]
Contract Price			65.00
Crude Oil October 2018 - December 2019 Contract [Member] | Collar [Member] | Maximum [Member]
Derivatives Fair Value [Line Items]
Contract Price			71.00
CMA Roll October 2018 - December 2018 Contract [Member] | Swap [Member]
Derivatives Fair Value [Line Items]
Volume Transacted | bbl	[1]		2,000
Contract Price	[1]		0.66
Natural Gas October 2018 - December 2018 Contract One [Member] | Swap [Member]
Derivatives Fair Value [Line Items]
Volume Transacted | MMBTU			200,000
Contract Price | $ / MMBTU			3.085
Natural Gas October 2018 - December 2018 Contract Two [Member] | Swap [Member]
Derivatives Fair Value [Line Items]
Volume Transacted | MMBTU			250,000
Contract Price | $ / MMBTU			3.084
NGLs (C2 - Ethane) October 2018 - December 2018 Contract One [Member] | Swap [Member]
Derivatives Fair Value [Line Items]
Volume Transacted | bbl			1,000
Contract Price			11.424
NGLs (C2 - Ethane) October 2018 - December 2018 Contract Two [Member] | Swap [Member]
Derivatives Fair Value [Line Items]
Volume Transacted | bbl			400
Contract Price			14.70
NGLs (C3 - Propane) October 2018 - December 2018 Contract One [Member] | Swap [Member]
Derivatives Fair Value [Line Items]
Volume Transacted | bbl			600
Contract Price			32.991
NGLs (C3 - Propane) October 2018 - December 2018 Contract Two [Member] | Swap [Member]
Derivatives Fair Value [Line Items]
Volume Transacted | bbl			400
Contract Price			40.74
NGLs (C3 - Propane) October 2018 - June 2019 Contract [Member] | Swap [Member]
Derivatives Fair Value [Line Items]
Volume Transacted | bbl			75
Contract Price			42.00
NGLs (IC4 - Isobutane) October 2018 - December 2018 Contract [Member] | Swap [Member]
Derivatives Fair Value [Line Items]
Volume Transacted | bbl			50
Contract Price			38.262
NGLs (NC4 - Butane) October 2018 - December 2018 Contract [Member] | Swap [Member]
Derivatives Fair Value [Line Items]
Volume Transacted | bbl			200
Contract Price			38.22
NGLs (C5 - Pentane) October 2018 - December 2018 Contract [Member] | Swap [Member]
Derivatives Fair Value [Line Items]
Volume Transacted | bbl			200
Contract Price			56.364
NGLs (C5 - Pentane) January 2019 - December 2019 Contract One [Member] | Swap [Member]
Derivatives Fair Value [Line Items]
Volume Transacted | bbl			100
Contract Price			65.10
NGLs (C5 - Pentane) January 2019 - December 2019 Contract Two [Member] | Swap [Member]
Derivatives Fair Value [Line Items]
Volume Transacted | bbl			100
Contract Price			65.31
NGLs (C2 - Ethane) January 2019 - March 2019 Contract [Member] | Swap [Member]
Derivatives Fair Value [Line Items]
Volume Transacted | bbl		900
Contract Price		14.23
NGLs (C3 - Propane) January 2019 - March 2019 Contract [Member] | Swap [Member]
Derivatives Fair Value [Line Items]
Volume Transacted | bbl		600
Contract Price		35.165
NGLs (NC4 - Butane) January 2019 - March 2019 Contract [Member] | Swap [Member]
Derivatives Fair Value [Line Items]
Volume Transacted | bbl		200
Contract Price		38.63
[1] Designated as a cash flow hedge

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- Definition

Nominal energy measure used to calculate payments on a derivative instrument.

+ References

No definition available.

+ Details

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X

- Definition

Nominal volume used to calculate payments on a derivative instrument.

+ References

No definition available.

+ Details

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X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Specified interest rate, security price, commodity price, foreign exchange rate, index of prices or rates for a derivative contract measured in energy volume but not the derivative contract itself.

+ References

No definition available.

+ Details

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- Definition

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+ References

No definition available.

+ Details

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