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Notes Payable	12 Months Ended
	Dec. 31, 2017
Debt Disclosure [Abstract]
Notes Payable	11. Notes Payable The Company financed certain land purchases by entering into various debt agreements. The interest rate on these notes is 4.00%, and the remaining balance of $288 is due within one year.

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- References

No definition available.

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- Definition

The entire disclosure for long-term debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-URI http://asc.fasb.org/topic&trid=2208564

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