XML 49 R28.htm IDEA: XBRL DOCUMENT v2.4.1.9

Note 2 - Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2014

Accounting Policies [Abstract]

Property, Plant and Equipment, Estimated Useful Lives [Table Text Block]

Land improvements	10 - 15
Buildings and improvements	10 - 40
Leasehold improvements	7 - 20
Machinery and equipment	5 - 20
Dies and tools	3 - 10
Vehicles	3 - 5
Office equipment	3 - 10

X

- Definition

Disclosure of accounting policy for long-lived, physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, basis of assets, depreciation and depletion methods used, including composite deprecation, estimated useful lives, capitalization policy, accounting treatment for costs incurred for repairs and maintenance, capitalized interest and the method it is calculated, disposals and impairments.

+ References

No definition available.

+ Details

Name:	gnrc_PropertyPlantAndEquipmentEstimatedUsefulLivesTableTextBlock
Namespace Prefix:	gnrc_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_AccountingPoliciesAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration