XML 51 R65.htm IDEA: XBRL DOCUMENT v2.4.0.6

Subsequent Event (Details Narrative)	1 Months Ended
	Mar. 31, 2013
Subsequent Events [Abstract]
Hochschild Interest in Pachuca After Funding Exploration Commitments	0.51

X

- Details

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

X

- Definition

No authoritative reference available.

+ References

No definition available.

+ Details

Name:	XPL_HoschildInterest
Namespace Prefix:	XPL_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration