Income Taxes and Distributions (Details) (USD $)	3 Months Ended
Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013
Income Taxes And Distributions (Textuals) [Abstract]
Income tax (expense) benefit	$ 2,260,000	$ 2,763,000
Deferred Tax Liabilities	19,808,000		19,748,000
Additional Income Taxes and Distributions (Textuals) [Abstract]
Unrecognized Tax Benefits	6,413,000		6,413,000
Expensed tax interest	100,000
Expensed tax penalties	40,000
Genesis Acquisition [Member]
Additional Income Taxes and Distributions (Textuals) [Abstract]
Unrecognized Tax Benefits	$ 5,896,000

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- Definition

Amount of deferred tax liability attributable to taxable temporary differences.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Deferred Tax Liability

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-Name Accounting Standards Codification

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-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 15

-Subparagraph b(2)

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- Definition

The amount of estimated penalties recognized in the period arising from income tax examinations.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

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-Subparagraph (c)

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.4-08.(h))

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

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- Definition

Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns.

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-Publisher FASB

-Name Accounting Standards Codification

-Glossary Unrecognized Tax Benefit

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Amount of expense for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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