XML 31 R11.htm IDEA: XBRL DOCUMENT v3.7.0.1

Acquisitions and Dispositions	12 Months Ended
	Dec. 31, 2016
Business Combinations [Abstract]
Acquisitions and Dispositions	2. Acquisitions and Dispositions Historically, the Company has repurchased the non-controlling interests of the partners and trust unit holders in certain of the Partnerships, which consist primarily of oil and gas interests. The Company purchased such non-controlling interests in an amount totaling $224,000 in 2016 and $409,000 in 2015. During 2016, the Company has sold or farmed out interests in certain non-core undeveloped oil and natural gas properties through a number of separate, individually negotiated transactions in exchange for cash and a royalty or working interest in both West Texas and Oklahoma. Proceeds under these agreements are $34.4 million. The Company has entered into an agreement and closed on the sale of additional non-core acreage for an $46.9 million during the first quarter of 2017.

X

- References

No definition available.

+ Details

Name:	us-gaap_BusinessCombinationsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The entire disclosure for business combinations, including leverage buyout transactions (as applicable), and divestitures. This may include a description of a business combination or divestiture (or series of individually immaterial business combinations or divestitures) completed during the period, including background, timing, and assets and liabilities recognized and reclassified or sold. This element does not include fixed asset sales and plant closings.

+ References

No definition available.

+ Details

Name:	us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration