XML 28 R18.htm IDEA: XBRL DOCUMENT v3.5.0.2

Mineral Property (Tables)

6 Months Ended

Jun. 30, 2016

Property, Plant and Equipment [Abstract]

Investment in Mineral Property

(in thousands)	June 30,	December 31,
	2016	2015
Exploration
La Promesa (Peru)	$  6	$  6
Montana royalty property	40	-
Canta Colorado (Peru)	3	3
Norcan (Mexico)	-	5
Aconchi (Mexico)	-	5
Total exploration mineral property	$49	$19

Capitalized Development Costs

(in thousands)	Three months ended June 30,	Six months ended June 30,
	2015	2015
Development expenditures	$335	$491
Capitalized interest	170	339
Property payments	190	190
Capitalized depreciation	3	5
Total capitalized costs	$ 698	$ 1,025

Exploration Expense

(in thousands)	Three months ended June 30,		Six months ended June 30,
	2016	2015	2016	2015
Geologic and field expenses	$172	$(3)	$248	$15
Administrative	48	10	94	17
Total exploration costs	$ 220	$ 7	$ 342	$ 32

X

- References

No definition available.

+ Details

Name:	XPL_MineralPropertyExplorationExpenseTableTextBlock
Namespace Prefix:	XPL_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	XPL_PropertyPlantAndEquipmentTableTextBlock
Namespace Prefix:	XPL_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

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

X

- Definition

Tabular disclosure of the capitalized costs of unproved properties and major development projects that are excluded from capitalized costs being amortized. This includes the total costs excluded and, at a minimum, these categories of costs: acquisition costs, exploration costs, development costs in the case of significant development projects, and capitalized interest.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 932
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-10(c)(7)(ii))
-URI http://asc.fasb.org/extlink&oid=50486907&loc=d3e511914-122862

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 932
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-10(a)(32))
-URI http://asc.fasb.org/extlink&oid=50486907&loc=d3e511914-122862

+ Details

Name:	us-gaap_ScheduleOfCapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration