XML 50 R33.htm IDEA: XBRL DOCUMENT
v3.6.0.2

Acquisitions (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2016
Telegesis |
Business acquisition |
Schedule of purchase price allocation |
|  | Amount |  | Weighted-Average Amortization Period (Years)
--- | --- | --- | --- | ---
Intangible assets: |  |  |  |  |
In-process research and development |  | $ | 10 |  | Not amortized
Developed technology |  |  | 4,980 |  | 7
Customer relationships |  |  | 2,000 |  | 3
Trademarks |  |  | 400 |  | 3
​ | ​ | ​ | ​ | ​ | ​
|  |  | 7,390 |  |
Cash and cash equivalents |  |  | 717 |  |
Other current assets |  |  | 4,545 |  |
Goodwill |  |  | 9,344 |  |
Other non-current assets |  |  | 131 |  |
Current liabilities |  |  | (689 | ) |
Non-current deferred tax liabilities |  |  | (1,508 | ) |
​ | ​ | ​ | ​ | ​ | ​
Total purchase price |  | $ | 19,930 |  |
​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​
Bluegiga |
Business acquisition |
Schedule of purchase price allocation | The purchase price was allocated as follows (in thousands):
|  | Amount |  | Weighted-Average Amortization Period (Years)
--- | --- | --- | --- | ---
Intangible assets: |  |  |  |  |
In-process research and development |  | $ | 5,710 |  | Not amortized
Developed technology |  |  | 12,190 |  | 8
Customer relationships |  |  | 6,670 |  | 4
Trademarks |  |  | 880 |  | 3
​ | ​ | ​ | ​ | ​ | ​
|  |  | 25,450 |  |
Cash and cash equivalents |  |  | 1,132 |  |
Other current assets |  |  | 6,156 |  |
Goodwill |  |  | 34,597 |  |
Other non-current assets |  |  | 208 |  |
Current liabilities |  |  | (3,289 | ) |
Non-current deferred tax liabilities |  |  | (3,780 | ) |
Long-term debt |  |  | (2,232 | ) |
Other non-current liabilities |  |  | (220 | ) |
​ | ​ | ​ | ​ | ​ | ​
Total purchase price |  | $ | 58,022 |  |
​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​

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_BusinessAcquisitionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the amounts recognized as of the acquisition date for each major class of assets acquired and liabilities assumed. May include but not limited to the following: (a) acquired receivables; (b) contingencies recognized at the acquisition date; and (c) the fair value of noncontrolling interests in the acquiree. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=56956791&loc=d3e4845-128472 + Details
Name: | us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=slab_TelegesisMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=slab_BluegigaTechnologiesOyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |