v3.4.0.3

SIGNIFICANT ACCOUNTING POLICIES - Other Policies (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2016 USD ($) segment	Mar. 31, 2015 USD ($)	Dec. 31, 2015 USD ($)
Significant Accounting Policies
Allowance for doubtful accounts	$ 0		$ 0
Interest capitalized during the period	0	$ 0
Deferred loan costs	$ 2,885		3,261
Number of operating segments | segment	2
Asset retirement obligations	$ 0		0
Liability for deferred taxes	$ 700		1,100
Credit Concentration Risk | Trade Accounts Receivable | AES
Significant Accounting Policies
Concentration risk (as a percent)	27.90%
Credit Concentration Risk | Trade Accounts Receivable | BP Plc
Significant Accounting Policies
Concentration risk (as a percent)	20.10%
Azure System Predecessor
Significant Accounting Policies
Liability for deferred taxes	$ 700		1,100
Scheduled Maintenance Projects
Significant Accounting Policies
Property, plant and equipment, Estimated useful lives	5 years
Natural gas gathering agreement with a minimum revenue commitment (“MRC”)
Significant Accounting Policies
Agreement period	10 years
Deferred revenue	$ 18,500		$ 11,600
Deferred revenue, revenue recognized	$ 0	$ 0

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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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