XML 56 R68.htm IDEA: XBRL DOCUMENT
v2.4.0.6

17. MAJOR SUPPLIERS (Details Narrative) (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011
Major Suppliers Details Narrative |  |
Top five suppliers percentage raw materials supplied | 83.60% | 80.70%
Amount due top five suppliers | $ 3,235,622 | $ 2,883,384

X
- Definition No authoritative reference available. + References No definition available. + Details
Name: | gure_AmountDueTopFiveSuppliers
Namespace Prefix: | gure_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | gure_MajorSuppliersDetailsNarrativeAbstract
Namespace Prefix: | gure_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition No authoritative reference available. + References No definition available. + Details
Name: | gure_TopFiveSuppliersPercentageRawMaterialsSupplied
Namespace Prefix: | gure_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration