XML 57 R46.htm IDEA: XBRL DOCUMENT v3.5.0.2

Note 15 - Fair Value of Financial Instruments - Assets and Liabilities from Continuing Operations at Fair Value Recurring and Non-recurring (Details) - Impaired Real Estate Assets [Member]	Sep. 30, 2016 USD ($)
Fair Value, Inputs, Level 3 [Member]
Real estate assets	$ 28,910,000
Real estate assets	$ 28,910,000

X

- Definition

Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258

+ Details

Name:	us-gaap_AssetsFairValueDisclosure
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	us-gaap_ImpairedLongLivedAssetsHeldAndUsedByTypeAxis=gyro_ImpairedRealEstateAssetsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: