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Summary of Significant Accounting Policies - Summary of Interest Incurred, Capitalized and Expensed for Units Settled (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Real Estate Investment Property At Cost [Abstract]
Total interest incurred and capitalized	$ 2,415	$ 4,223
Total real estate taxes incurred and capitalized	306	354
Total interest and real estate taxes incurred and capitalized	2,721	4,577
Interest expensed as a component of cost of sales	3,299	2,604
Real estate taxes expensed as a component of cost of sales	340	267
Interest and real estate taxes expensed as a component of cost of sales	$ 3,639	$ 2,871

X

- Definition

Interest and real estate taxes expensed as a component of cost of sales.

+ References

No definition available.

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- Definition

Interest and real estate taxes incurred and capitalized.

+ References

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- Definition

Interest expensed as component of cost of sales.

+ References

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- Definition

Real estate taxes incurred and capitalized.

+ References

No definition available.

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- Definition

Total interest costs incurred during the period and either capitalized or charged against earnings.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6450988&loc=d3e26243-108391

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- Definition

A tax based on the assessed value of real estate by the local government. The tax is usually based on the value of property (including the land).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 720
-SubTopic 30
-Section 45
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=6419918&loc=d3e35301-107843

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