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Discontinued Operations (Narrative) (Details) $ in Millions | Dec. 28, 2015 USD ($) firm shares
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Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |
Number of venture firms invested in Lifesize | firm | 3
Lifesize | Series B Preferred Stock |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |
Number of shares sold in transaction (in shares) | 17,500,000
Proceeds from sale of shares | $ | $ 17.5
Percentage of ownership from investor | 62.50%
Lifesize | Registered shares |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |
Number of shares reserved for issuance under a stock plan (in shares) | 8,000,000
Lifesize |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |
Ownership after transaction | 37.50%
Lifesize | Series B Preferred Stock |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |
Number of shares sold in transaction (in shares) | 2,500,000
Proceeds from sale of shares | $ | $ 2.5
Lifesize | Series A Preferred Stock |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |
Number of shares retained (in shares) | 12,000,000
Level 3 | Lifesize | Fair Value, Measurements, Nonrecurring |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |
Cost method investments | $ | $ 5.6
Fair value inputs, volatility rate | 50.00%
Expected term to exit | 3 years
Discount for lack of marketability | 27.00%

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