Estimated annual cost savings as a result of the restructuring plan.

No definition available.

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- Definition

Accrued remaining lease payments less estimated sublease income for office space impaired in the restructuring plan(s).

+ References

No definition available.

+ Details

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- Definition

Estimated quarterly cost savings as a result of the restructuring plan.

+ References

No definition available.

+ Details

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- Definition

Non-recurring expenses in connection with restructuring plan.

+ References

No definition available.

+ Details

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- Definition

Amount of other expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses associated with a discontinued operation or an asset retirement obligation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (b)

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-Publisher FASB

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-Section 50

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 420

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SAB TOPIC 5.P.4(b))

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 420

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SAB TOPIC 5.P.3)

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-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 5

-Section P

-Subsection 3, 4

+ Details

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- Definition

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

+ References

+ Details

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- Definition

The number of positions eliminated during the period as a percentage of total positions eliminated during the period in connection with the restructuring plan(s).

+ References

No definition available.

+ Details

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- Definition

Amount, after cash payment, of expenses associated with exit or disposal activities pursuant to an authorized plan and expenses resulting from the write-down of assets. Excludes expenses related to a business combination, a discontinued operation or an asset retirement obligation.

+ References

+ Details

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- Details

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- Definition

Carrying amount as of the balance sheet date of known and estimated obligations associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, which are expected to be paid in the next twelve months or in the normal operating cycle if longer. Costs of such activities include those for one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, relocating employees, and costs associated with an ongoing benefit arrangement, but excludes costs associated with the retirement of a long-lived asset.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 5

-Section P

-Subsection 4

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 420

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869

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- Definition

Carrying amount as of the balance sheet date of known and estimated costs associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, which are expected to be paid after one year or beyond the next operating cycle, if longer. Costs of such activities include those for one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and costs associated with an ongoing benefit arrangement, but excludes costs associated with the retirement of a long-lived asset.

+ References

+ Details

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- Definition

Amount of consideration other than cash used to fully or partially settle an accrued restructuring cost.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 420

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (b)

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-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 5

-Section P

-Subsection 3, 4

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-Publisher FASB

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-Topic 420

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SAB TOPIC 5.P.4(b)(2))

-URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747

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- Definition

Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

+ References

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Restructuring - Additional Information (Detail) (USD $)	0 Months Ended	3 Months Ended			12 Months Ended
Restructuring - Additional Information (Detail) (USD $)	May 06, 2014	Jun. 30, 2014	Dec. 31, 2013	Sep. 30, 2013	Dec. 31, 2014
Restructuring Reserve [Abstract]
Reductions in company's worldwide workforce	20.00%			26.00%
Reduction of overall cost structure	2,000,000smsi_QuarterlySavingsFromRestructuring
Special charges for restructuring plan		$ 1,800,000smsi_RestructuringSpecialCharges	$ 5,600,000smsi_RestructuringSpecialCharges
Severance costs for affected employees		400,000us-gaap_SeveranceCosts1	1,100,000us-gaap_SeveranceCosts1
Other restructuring related costs		100,000us-gaap_OtherRestructuringCosts	200,000us-gaap_OtherRestructuringCosts
Non-cash stock based compensation expense		1,300,000
Cash expenditures paid out		400,000us-gaap_PaymentsForRestructuring			1,100,000us-gaap_PaymentsForRestructuring
Annualized savings				16,000,000smsi_AnnualizedSavingsFromRestructuring
Lease/rental termination charges for restructuring			3,300,000		800,000
Equipment and improvements write-offs due to lease/rental terminations			1,000,000		600,000
Restructuring liability included in accrued liabilities			1,978,000us-gaap_RestructuringReserveCurrent		912,000us-gaap_RestructuringReserveCurrent
Restructuring liability is included in deferred rent and other long term liabilities			$ 1,394,000us-gaap_RestructuringReserveNoncurrent		$ 1,977,000us-gaap_RestructuringReserveNoncurrent