XML 20 R46.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Long Term Debt - Interest Expense Related to RMB Loan (Details) (USD $) | Dec. 31, 2012
--- | ---
Debt Disclosure [Abstract] |
Interest expense paid in cash | $ 30,000
Amortization of the RMB Warrants discount | 77,000
Amortization of RMB deferred financing costs | 70,000
Total interest expense related to the RMB Loan | $ 177,000

X
- Details
Name: | us-gaap_DebtDisclosureAbstract
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_AmortizationRMBDeferredFinancingCosts
Namespace Prefix: | XPL_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

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

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