Note 6 - Game Development Assets (Details Textual)	12 Months Ended
Dec. 31, 2014
Capitalized Software Development Costs, Amortization Period	3 years

Represents the period over which capitalized software development costs are amortized.

No definition available.

Name:	sgldf_CapitalizedSoftwareDevelopmentCostsAmortizationPeriod
Namespace Prefix:	sgldf_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration