Derivative Financial Instruments (Details 1) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014
Open swap contracts for natural gas liquid
Fair Value of Asset (Liability)	$ (11,096)
NGL's [Member] | Open Swap Contract [Member]
Open swap contracts for natural gas liquid
Fair Value of Asset (Liability)	(133)
NGL's [Member] | Open Swap Contract [Member] | NGL Propane Swap Contract, 116,000 Notional Amount, 0.950 Fixed Price [Member]
Open swap contracts for natural gas liquid
Calculation Period	07/01/2014 - 12/31/2014
Notional Quantity	116,000
Fixed Price	0.950
Fair Value of Asset (Liability)	(81)
NGL's [Member] | Open Swap Contract [Member] | NGL Propane Swap Contract, 84,000 Notional Amount, 1.143 Fixed Price [Member] [Member]
Open swap contracts for natural gas liquid
Calculation Period	07/01/2014 - 12/31/2014
Notional Quantity	84,000
Fixed Price	1.143
Fair Value of Asset (Liability)	36
NGL's [Member] | Open Swap Contract [Member] | NGL Propane Swap Contract, 116,000 Notional Amount, 1.003 Fixed Price [Member] [Member]
Open swap contracts for natural gas liquid
Calculation Period	07/01/2014 - 12/31/2014
Notional Quantity	116,000
Fixed Price	1.0025
Fair Value of Asset (Liability)	(48)
NGL's [Member] | Open Swap Contract [Member] | NGL Propane Swap Contract, 68,000 Notional Amount, 1.150 Fixed Price [Member] [Member] [Member]
Open swap contracts for natural gas liquid
Calculation Period	07/01/2014 - 12/31/2014
Notional Quantity	68,000
Fixed Price	1.150
Fair Value of Asset (Liability)	32
NGL's [Member] | Open Swap Contract [Member] | NGL Propane Swap Contract, 60,000 Notional Amount, 1.015 Fixed Price [Member] [Member]
Open swap contracts for natural gas liquid
Calculation Period	07/01/2014 - 12/31/2014
Notional Quantity	60,000
Fixed Price	1.015
Fair Value of Asset (Liability)	(20)
NGL's [Member] | Open Swap Contract [Member] | NGL Normal Butane Swap Contract, 150,000 Notional Amount, 1.000 Fixed Price [Member]
Open swap contracts for natural gas liquid
Calculation Period	01/01/2015 - 12/31/2015
Notional Quantity	150,000
Fixed Price	1.000
Fair Value of Asset (Liability)	(121)
NGL's [Member] | Open Swap Contract [Member] | NGL Normal Butane Swap Contract, 14,700 Notional Amount, 1.560 Fixed Price [Member]
Open swap contracts for natural gas liquid
Calculation Period	01/01/2015 - 12/31/2015
Notional Quantity	68,000
Fixed Price	1.073
Fair Value of Asset (Liability)	3
NGL's [Member] | Open Swap Contract [Member] | NGL Propane Swap Contract, 100,000 Notional Amount, 1.003 Fixed Price [Member]
Open swap contracts for natural gas liquid
Calculation Period	01/01/2015 - 12/31/2015
Notional Quantity	100,000
Fixed Price	1.03
Fair Value of Asset (Liability)	(45)
NGL's [Member] | Open Swap Contract [Member] | NGL Normal Butane Swap Contract, 17,500 Notional Amount, 1.540 Fixed Price [Member]
Open swap contracts for natural gas liquid
Calculation Period	07/01/2014 - 12/31/2014
Notional Quantity	17,500
Fixed Price	1.540
Fair Value of Asset (Liability)	24
NGL's [Member] | Open Swap Contract [Member] | NGL Normal Butane Swap Contract, 45,500 Notional Amount, 1.550 Fixed Price [Member]
Open swap contracts for natural gas liquid
Calculation Period	07/01/2014 - 12/31/2014
Notional Quantity	45,500
Fixed Price	1.550
Fair Value of Asset (Liability)	66
NGL's [Member] | Open Swap Contract [Member] | NGL Isobutane Swap Contract, 22,000 Notional Amount, 1.640 Fixed Price [Member]
Open swap contracts for natural gas liquid
Calculation Period	07/01/2014 - 12/31/2014
Notional Quantity	22,000
Fixed Price	1.640
Fair Value of Asset (Liability)	38
NGL's [Member] | Open Swap Contract [Member] | NGL Isobutane Swap Contract, 37,000 Notional Amount, 1.640 Fixed Price [Member]
Open swap contracts for natural gas liquid
Calculation Period	07/01/2014 - 12/31/2014
Notional Quantity	37,000
Fixed Price	1.640
Fair Value of Asset (Liability)	66
NGL's [Member] | Open Swap Contract [Member] | NGL Natural Gasoline Swap Contract, 30,000 Notional Amount, 1.970 Fixed Price [Member]
Open swap contracts for natural gas liquid
Calculation Period	07/01/2014 - 12/31/2014
Notional Quantity	30,000
Fixed Price	1.970
Fair Value of Asset (Liability)	(37)
NGL's [Member] | Open Swap Contract [Member] | NGL Natural Gasoline Swap Contract, 41,000 Notional Amount, 2.000 Fixed Price [Member]
Open swap contracts for natural gas liquid
Calculation Period	07/01/2014 - 12/31/2014
Notional Quantity	41,000
Fixed Price	2.00
Fair Value of Asset (Liability)	$ (46)