XML 40 R26.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Employee Stock Compensation Plans (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2017
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Grant Date Fair Value 2006 Plan |
Grant Date | 6/22/16
Option – grant date price (Cdn$) | $0.72
Options granted | 350,000
Expected life years | 5.0
Expected volatility | 63%
Risk free interest rate | 1.0%
Weighted average fair value | $0.30
Grant date fair value | $105,000
Summary Stock Options 2006 Plan |
| 2016
|  | Weighted |
|  | Average | Aggregate
|  | Exercise | Intrinsic
| Options | Price (Cdn$) | Value(1)
2006 Plan |  |  |
Outstanding, beginning of year | 40,000 | $1.66 |
Granted | 350,000 | $0.72 |
Exercised | - | - |
Cancelled/expired (2) | (390,000) | $0.82 |
Forfeited | - | - |
Outstanding, end of year | - | - | $ -
Exercisable, end of year | - | - | $ -
Grant Date Fair Value 2013 Plan |
Grant Date | 7/28/16 (2)(3) | 7/12/17 (1) | 7/12/17 (1) | 7/12/17 (1) | 7/12/17 (1) | 9/01/17 (2)
Option – grant date price | $0.72 | $1.74 | $1.52 | $1.30 | $0.54 | $0.77
Options granted | 1,699,000 | 357,200 | 425,068 | 785,840 | 214,320 | 200,000
Expected life years | 5.0 | 0.84 | 1.35 | 1.50 | 1.50 | 5.0
Expected volatility | 63% | 67% | 67% | 67% | 67% | 64%
Risk free interest rate | 0.9% | 1.0% | 1.0% | 1.0% | 1.0% | 1.7%
Weighted average fair value | $0.50 | $0.02 | $0.08 | $0.12 | $0.36 | $0.42
Grant date fair value | $850,000 | $7,000 | $26,000 | $72,000 | $59,000 | $126,000
Summary Stock Options 2013 Plan |
| 2017 | 2016
|  | Weighted |  |  | Weighted |
|  | Average | Aggregate |  | Average | Aggregate
| RSUs/ | Exercise | Intrinsic | RSUs/ | Exercise | Intrinsic
| Options | Price | Value (1) | Options | Price | Value (1)
2013 Plan |  |  |  |  |  |
Outstanding, beginning of year | - | - |  | - | - |
Granted | 1,982,428 | $1.29 |  | 1,699,000 | $0.72 |
Exercised | - | - |  | - | - |
Cancelled/expired (2) | - | - |  | (1,699,000) | 0.94 |
Forfeited | - | - |  | - | - |
Outstanding, end of year | 1,982,428 | $1.29 | $9,000 | - | - | $ -
Exercisable, end of year | 1,832,428 | $1.33 | $9,000 | - | - | $ -

X
- References No definition available. + Details
Name: | XPL_ScheduleOfShareBasedCompensationStockOptionsActivity2TableTextBlock
Namespace Prefix: | XPL_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | XPL_SharebasedCompensationGrantDateFairValueTableTextBlock
Namespace Prefix: | XPL_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | XPL_SharebasedCompensationGrantDateFairValueTableTextBlock2TableTextBlock
Namespace Prefix: | XPL_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration