Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended				6 Months Ended
	Jun. 30, 2014		Jun. 30, 2013		Jun. 30, 2014		Jun. 30, 2013
Revenues:
Gas and oil production	$ 104,057		$ 47,094		$ 200,302		$ 93,158
Well construction and completion	16,336		24,851		65,713		81,329
Gathering and processing	3,758		4,463		8,226		8,048
Administration and oversight	4,166		3,391		5,895		4,476
Well services	6,365		4,864		11,844		9,680
Other, net	35		(1,337)		82		(1,317)
Total revenues	134,717		83,326		292,062		195,374
Costs and expenses:
Gas and oil production	41,763		19,035		78,555		34,251
Well construction and completion	14,206		21,609		57,142		70,721
Gathering and processing	4,273		4,959		8,686		9,372
Well services	2,426		2,305		4,908		4,623
General and administrative	21,315	[1]	14,217	[1]	37,770	[1]	31,784	[1]
Depreciation, depletion and amortization	58,001		22,197		108,238		43,405
Total costs and expenses	141,984		84,322		295,299		194,156
Operating income (loss)	(7,267)		(996)		(3,237)		1,218
Interest expense	(13,263)	[1]	(4,508)	[1]	(26,451)	[1]	(11,397)	[1]
Gain (loss) on asset sales and disposal	9	[1]	(672)	[1]	(1,594)	[1]	(1,374)	[1]
Net loss	(20,521)		(6,176)		(31,282)		(11,553)
Preferred limited partner dividends	(4,424)		(2,071)		(8,823)		(4,028)
Net loss attributable to common limited partners and the general partner	(24,945)		(8,247)		(40,105)		(15,581)
Allocation of net income (loss) attributable to common limited partners and the general partner:
Common limited partners’ interest	(27,322)		(9,269)		(44,486)		(16,904)
General partner’s interest	2,377		1,022		4,381		1,323
Net loss attributable to common limited partners and the general partner	$ (24,945)		$ (8,247)		$ (40,105)		$ (15,581)
Net loss attributable to common limited partners per unit:
Basic and Diluted	$ (0.37)		$ (0.20)		$ (0.66)		$ (0.37)
Weighted average common limited partner units outstanding:
Basic and Diluted	73,900		47,007		67,595		45,499

[1] Gain (loss) on asset sales and disposal, general and administrative expenses and interest expense have not been allocated to its reportable segments as it would be impracticable to reasonably do so for the periods presented.