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Debt Obligations, net - Unsecured Notes Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018	Dec. 31, 2018
Debt Instrument [Line Items]
Loss on early extinguishment of debt	$ 0	$ 2,164	$ 468	$ 2,536
Unsecured notes | 5.00% senior notes
Debt Instrument [Line Items]
Stated interest rates (as a percent)	5.00%		5.00%		5.00%
Loss on early extinguishment of debt			$ (500)

X

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
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+ References

No definition available.

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- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 50
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