XML 56 R40.htm IDEA: XBRL DOCUMENT
v3.3.1.900

Restructuring Charges (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2015
Restructuring Cost and Reserve [Line Items] |
Restructuring and Related Activities Disclosure [Text Block] | Restructuring Charges The 2012 Plan During 2012, the Company initiated a restructuring program to reduce overall corporate expenses which is expected to improve future profitability by reducing spending on marketing, general and administrative programs and refining some of the Company's research and development efforts (the “2012 Plan”). In connection with this restructuring program, the Company estimated that it would incur aggregate costs of approximately $10.0 million. During the year ended December 31, 2013 the Company incurred restructuring charges of $2.1 million related primarily to the consolidation of certain facilities and the reduction in workforce, of which a majority was related to corporate support functions. The 2012 Plan was completed in 2014. The following table summarizes the 2012 Plan restructuring activities during the years ended December 31, 2014 and 2013:
|  | Employee Severance and Related Benefits |  | Facilities |  | Total
|  | (in thousands)
Balance at December 31, 2012 |  | $ | 906 |  |  | $ | — |  |  | $ | 906 |
Charges |  | 136 |  |  | 1,960 |  |  | 2,096 |
Payments |  | (958 | ) |  | (1,307 | ) |  | (2,265 | )
Non-cash settlements |  | — |  |  | (653 | ) | * | (653 | )
Balance at December 31, 2013 |  | $ | 84 |  |  | $ | — |  |  | $ | 84 |
Payments |  | (84 | ) |  | — |  |  | (84 | )
Balance at December 31, 2014 |  | $ | — |  |  | $ | — |  |  | $ | — |
______________________________________ *The non-cash charge of $653 thousand is related to the termination of the Company's financing obligation associated with abandoning a construction asset at one of its facilities. The 2013 Plan During 2013, the Company initiated a restructuring program related primarily to its LDT group as a result of the change in its business strategy to reduce its focus on the lower margin bulb products. Additionally, the Company curtailed spending on its immersive media platform (the “2013 Plan”). In connection with this restructuring program, the Company estimated that it would incur aggregate costs of approximately $3.0 million to $4.0 million. During the year ended December 31, 2014, the Company incurred an immaterial amount of restructuring charges related primarily to the reduction in workforce, which was related to the previously reportable ESD segment, which is part of the Other segment as of December 31, 2014. During the year ended December 31, 2013, the Company incurred restructuring charges of $3.5 million related primarily to the reduction in workforce, of which $2.5 million was related to the previously reportable ESD segment, $0.1 million was related to the MID reportable segment and $0.9 million was related to the Other segment. The 2013 Plan was completed in 2014. The following table summarizes the 2013 Plan restructuring activities during the years ended December 31, 2014 and 2013:
|  | Employee Severance and Related Benefits |  | Facilities |  | Total
|  | (In thousands)
Balance at December 31, 2012 |  | $ | — |  |  | $ | — |  |  | $ | — |
Charges |  | 3,255 |  |  | 195 |  |  | 3,450 |
Payments |  | (1,523 | ) |  | (62 | ) |  | (1,585 | )
Balance at December 31, 2013 |  | $ | 1,732 |  |  | $ | 133 |  |  | $ | 1,865 |
Charges |  | 39 |  |  | — |  |  | 39 |
Payments |  | (1,771 | ) |  | (133 | ) |  | (1,904 | )
Balance at December 31, 2014 |  | $ | — |  |  | $ | — |  |  | $ | — |
The 2015 Plan During 2015, the Company initiated a restructuring program to reduce overall corporate expenses which is expected to improve future profitability by reducing spending on sales, general and administrative programs and refining some of its research and development efforts ("the 2015 Plan"). In connection with this restructuring program, the Company initiated a plan of termination resulting in a reduction of 8% of the Company's headcount. The Company estimated that it would incur a cash payout related to the reduction in force of approximately $3.0 million, which is related to severance and termination benefits. The estimated non-cash expense was expected to be approximately $1.0 million. During the year ended December 31, 2015, the Company recorded a charge of $3.6 million related primarily to the reduction in workforce, of which $1.4 million was related to the MID reportable segment, $0.1 million was related to the CRD reportable segment, $1.2 million was related to the Other segment and $0.9 million was related to corporate support functions. The 2015 Plan is expected to be completed by the first quarter of 2016. The following table summarizes the 2015 Plan restructuring activities during the year ended December 31, 2015:
|  | Employee Severance and Related Benefits |  | Facilities |  | Total
|  | (In thousands)
Balance at December 31, 2014 |  | $ | — |  |  | $ | — |  |  | $ | — |
Charges |  | 2,993 |  |  | 583 |  |  | 3,576 |
Payments |  | (1,765 | ) |  | — |  |  | (1,765 | )
Non-cash settlements |  | — |  |  | (583 | ) | * | (583 | )
Balance at December 31, 2015 |  | $ | 1,228 |  |  | $ | — |  |  | $ | 1,228 |
______________________________________ *The non-cash charge of $583 thousand is related to the write down of fixed assets related to the Other segment.
Two Thousand Twelve Plan [Member] |
Restructuring Cost and Reserve [Line Items] |
Schedule of Restructuring and Related Costs | The following table summarizes the 2012 Plan restructuring activities during the years ended December 31, 2014 and 2013:
|  | Employee Severance and Related Benefits |  | Facilities |  | Total
|  | (in thousands)
Balance at December 31, 2012 |  | $ | 906 |  |  | $ | — |  |  | $ | 906 |
Charges |  | 136 |  |  | 1,960 |  |  | 2,096 |
Payments |  | (958 | ) |  | (1,307 | ) |  | (2,265 | )
Non-cash settlements |  | — |  |  | (653 | ) | * | (653 | )
Balance at December 31, 2013 |  | $ | 84 |  |  | $ | — |  |  | $ | 84 |
Payments |  | (84 | ) |  | — |  |  | (84 | )
Balance at December 31, 2014 |  | $ | — |  |  | $ | — |  |  | $ | — |
______________________________________ *The non-cash charge of $653 thousand is related to the termination of the Company's financing obligation associated with abandoning a construction asset at one of its facilities.
Two Thousand Thirteen Restructuring Plan [Member] |
Restructuring Cost and Reserve [Line Items] |
Schedule of Restructuring and Related Costs | The following table summarizes the 2013 Plan restructuring activities during the years ended December 31, 2014 and 2013:
|  | Employee Severance and Related Benefits |  | Facilities |  | Total
|  | (In thousands)
Balance at December 31, 2012 |  | $ | — |  |  | $ | — |  |  | $ | — |
Charges |  | 3,255 |  |  | 195 |  |  | 3,450 |
Payments |  | (1,523 | ) |  | (62 | ) |  | (1,585 | )
Balance at December 31, 2013 |  | $ | 1,732 |  |  | $ | 133 |  |  | $ | 1,865 |
Charges |  | 39 |  |  | — |  |  | 39 |
Payments |  | (1,771 | ) |  | (133 | ) |  | (1,904 | )
Balance at December 31, 2014 |  | $ | — |  |  | $ | — |  |  | $ | — |
2015 Plan [Member] |
Restructuring Cost and Reserve [Line Items] |
Restructuring and Related Activities Disclosure [Text Block] | The following table summarizes the 2015 Plan restructuring activities during the year ended December 31, 2015:
|  | Employee Severance and Related Benefits |  | Facilities |  | Total
|  | (In thousands)
Balance at December 31, 2014 |  | $ | — |  |  | $ | — |  |  | $ | — |
Charges |  | 2,993 |  |  | 583 |  |  | 3,576 |
Payments |  | (1,765 | ) |  | — |  |  | (1,765 | )
Non-cash settlements |  | — |  |  | (583 | ) | * | (583 | )
Balance at December 31, 2015 |  | $ | 1,228 |  |  | $ | — |  |  | $ | 1,228 |
______________________________________ *The non-cash charge of $583 thousand is related to the write down of fixed assets related to the Other segment.

X
- Definition The entire disclosure for restructuring and related activities. Description of restructuring activities such as exit and disposal activities, include facts and circumstances leading to the plan, the expected plan completion date, the major types of costs associated with the plan activities, total expected costs, the accrual balance at the end of the period, and the periods over which the remaining accrual will be settled. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 5.P.3) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140864-122747 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 5 -Section P -Subsection 3, 4 + Details
Name: | us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_RestructuringCostAndReserveLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of costs incurred for restructuring including, but not limited to, exit and disposal activities, remediation, implementation, integration, asset impairment, and charges against earnings from the write-down of assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 5.P.3) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140864-122747 + Details
Name: | us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_RestructuringPlanAxis=rmbs_TwoThousandTwelvePlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringPlanAxis=rmbs_TwoThousandThirteenRestructuringPlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringPlanAxis=rmbs_A2015PlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |