Amount of previously reported deferred or unearned revenue that was recognized as revenue during the period. Deferred revenue is a liability related to a revenue producing activity for which revenue has not yet been recognized. Generally, an entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 605

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SAB TOPIC 13.A.4(a).Q1)

-URI http://asc.fasb.org/extlink&oid=27012821&loc=d3e214044-122780

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 13

-Section A

Name:	us-gaap_DeferredRevenueRevenueRecognized
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Accrued Liabilities and Deferred Credits Additional Information (Details) (USD $)			12 Months Ended			0 Months Ended	9 Months Ended
	Sep. 30, 2014	Dec. 31, 2013	Dec. 31, 2006 Florida Department of Transportation acre	Sep. 30, 2014 Florida Department of Transportation	Dec. 31, 2013 Florida Department of Transportation	Mar. 05, 2014 AgReserves Sale acre	Sep. 30, 2014 AgReserves Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Deferred revenue	$ 15,444,000	$ 28,551,000		$ 12,500,000	$ 23,500,000
Acres of land sold			3,900			800
Revenue recognized							$ 11,000,000