Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
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- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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Amount of investment in debt security measured at amortized cost (held-to-maturity), investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale) and investment in debt security measured at fair value with change in fair value recognized in net income (trading).

+ References

No definition available.

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Amount of investment in debt security measured at amortized cost (held-to-maturity).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 45
-Paragraph 1
-Subparagraph (b)
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Fair value of investment in debt security measured at amortized cost (held-to-maturity).

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 5
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- Definition

Fair value portion of notes payable.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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Fair Value, Financial Assets and Liabilities Disclosed But Not Carried at Fair Value (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019	May 31, 2011
Investments in debt securities [Abstract]
Debt securities held-to-maturity	$ 2,998	$ 6,547
Investments in debt securities, at amortized cost	2,998	6,547
5.875% Senior Notes [Member]
Debt instruments [Abstract]
Debt instrument, interest rate			5.875%
Foreign Government Obligations [Member]
Investments in debt securities [Abstract]
Debt securities held-to-maturity	2,998	6,547
Investments in debt securities, at amortized cost	2,998	6,547
Carrying Value [Member]
Investments in debt securities [Abstract]
Total	2,998	6,547
Debt instruments [Abstract]
Total	24,197	24,191
Carrying Value [Member] \| 5.875% Senior Notes [Member]
Debt instruments [Abstract]
Senior notes	24,197	24,191
Carrying Value [Member] \| Foreign Government Obligations [Member]
Investments in debt securities [Abstract]
Debt securities held-to-maturity	2,998	6,547
Level 1 [Member] \| Fair Value [Member]
Investments in debt securities [Abstract]
Total	2,998	6,547
Level 1 [Member] \| Fair Value [Member] \| Foreign Government Obligations [Member]
Investments in debt securities [Abstract]
Debt securities held-to-maturity	2,998	6,547
Level 2 [Member] \| Fair Value [Member]
Debt instruments [Abstract]
Total	24,022	24,815
Level 2 [Member] \| Fair Value [Member] \| 5.875% Senior Notes [Member]
Debt instruments [Abstract]
Senior notes	$ 24,022	$ 24,815