Represents the value of equity interests issued by a related party and assigned to the chief executive officer.

No definition available.

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- Definition

Represents the value of equity interests issued by a related party and distributed to certain of the pre-IPO owners.

+ References

No definition available.

+ Details

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- Definition

Represents the value of equity interests issued by a related party and reserved for future distribution through an incentive plan established for the certain of the entity’s officers.

+ References

No definition available.

+ Details

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- Definition

Represents the dollar amount of equity interests that was distributed to the management.

+ References

No definition available.

+ Details

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- Definition

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 14.F)
-URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)(i)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Fair value portion of investments accounted under the cost method.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 325
-SubTopic 20
-Section 25
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=29638263&loc=d3e39828-111592

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of revenue recognized that was previously reported as deferred or unearned revenue.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 605
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB TOPIC 13.A.4(a).Q1 Response))
-URI http://asc.fasb.org/extlink&oid=65893310&loc=d3e214044-122780

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Period Type:	duration

- References

No definition available.

+ Details

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- Details

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- Details

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Related Parties - Monarch Natural Gas, LLC Equity Interests (Details) - Monarch Natural Gas, LLC - Investee - USD ($) $ in Millions		3 Months Ended		6 Months Ended
	May 07, 2013	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Related Party Transactions
Estimated fair value of equity interests issued to the entity	$ 15.0
Amortization of deferred revenue		$ 0.5	$ 0.6	$ 0.9	$ 1.2
Value of equity interests assigned to Jonny Jones	2.4
Value of equity interests reserved for an incentive plan established for certain of the entity's officers	2.6
Value of remaining equity interests distributed to certain of the pre-IPO owners	$ 10.0
Equity interests distributed to management				0.0
Stock compensation expense		0.1		0.2
Other assets
Related Party Transactions
Estimated fair value of equity interests issued to the entity		$ 0.7		$ 0.7