XML 35 R24.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Investments (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2017 | Oct. 01, 2016 | Sep. 30, 2017 | Oct. 01, 2016 | Dec. 31, 2016
Investments |  |  |  |  |
Unrealized gains (losses) on trading securities | $ 54 | $ 27 | $ 114 | $ 41 |
Trading securities |  |  |  |  |
Investments |  |  |  |  |
Amortized Cost | 1,201 |  | 1,201 |  | $ 1,236
Fair Value | 1,358 |  | 1,358 |  | 1,277
Domestic equity securities |  |  |  |  |
Investments |  |  |  |  |
Amortized Cost | 609 |  | 609 |  | 444
Fair Value | 716 |  | 716 |  | 482
Foreign equity securities |  |  |  |  |
Investments |  |  |  |  |
Amortized Cost | 265 |  | 265 |  | 198
Fair Value | 310 |  | 310 |  | 199
Domestic debt securities held in mutual funds/ETFs/U.S. Treasuries |  |  |  |  |
Investments |  |  |  |  |
Amortized Cost | 174 |  | 174 |  | 437
Fair Value | 175 |  | 175 |  | 437
High yield securities |  |  |  |  |
Investments |  |  |  |  |
Amortized Cost | 85 |  | 85 |  | 114
Fair Value | 86 |  | 86 |  | 115
Money market funds held in trading accounts |  |  |  |  |
Investments |  |  |  |  |
Amortized Cost | 36 |  | 36 |  | 13
Fair Value | 36 |  | 36 |  | 13
Collateralized loan obligation |  |  |  |  |
Investments |  |  |  |  |
Amortized Cost | 28 |  | 28 |  | 25
Fair Value | 29 |  | 29 |  | 26
Other trading securities |  |  |  |  |
Investments |  |  |  |  |
Amortized Cost | 4 |  | 4 |  | 5
Fair Value | 6 |  | 6 |  | 5
Denominated in foreign currencies | Money market funds |  |  |  |  |
Investments |  |  |  |  |
Fair Value |  |  |  |  | 1
Denominated in foreign currencies | Money market funds | Maximum |  |  |  |  |
Investments |  |  |  |  |
Fair Value | 1 |  | 1 |  |
Denominated in foreign currencies | Foreign equity securities |  |  |  |  |
Investments |  |  |  |  |
Fair Value | 110 |  | 110 |  | 91
Denominated in Euros | Foreign equity securities |  |  |  |  |
Investments |  |  |  |  |
Fair Value | 47 |  | 47 |  | 35
Denominated in Japanese Yen | Foreign equity securities |  |  |  |  |
Investments |  |  |  |  |
Fair Value | 22 |  | 22 |  | 20
Denominated in British pounds | Foreign equity securities |  |  |  |  |
Investments |  |  |  |  |
Fair Value | 19 |  | 19 |  | 16
Denominated in Swiss Franc | Foreign equity securities |  |  |  |  |
Investments |  |  |  |  |
Fair Value | 6 |  | 6 |  | 6
Denominated in other foreign currencies | Foreign equity securities |  |  |  |  |
Investments |  |  |  |  |
Fair Value | $ 16 |  | $ 16 |  | $ 14

X
- Definition Line items represent reporting 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 Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 12 -Sentence Column A + Details
Name: | invest_InvestmentLineItems
Namespace Prefix: | invest_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of investments in debt and equity securities and other forms of securities that provide ownership interests classified as trading. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=82896770&loc=d3e26626-111562 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.4) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=82896770&loc=d3e26610-111562 + Details
Name: | us-gaap_TradingSecurities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Cost of investments in debt and equity securities and other forms of securities that provide ownership interests classified as trading. + References No definition available. + Details
Name: | us-gaap_TradingSecuritiesCost
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of unrealized holding gain (loss) recognized in the income statement for investments in debt and equity securities and other forms of securities that provide ownership interests classified as trading. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.7(c)) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 35 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=82895926&loc=d3e24584-111560 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27357-111563 + Details
Name: | us-gaap_TradingSecuritiesUnrealizedHoldingGainLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | invest_InvestmentAxis=us-gaap_TradingAccountAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | invest_InvestmentAxis=seb_DomesticEquitySecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | invest_InvestmentAxis=seb_ForeignEquitySecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | invest_InvestmentAxis=us-gaap_DomesticCorporateDebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | invest_InvestmentAxis=seb_HighYieldTradingDebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | invest_InvestmentAxis=seb_MoneyMarketFundsHeldInTradingAccountsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | invest_InvestmentAxis=us-gaap_CollateralizedLoanObligationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | invest_InvestmentAxis=seb_OtherTradingInvestmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CurrencyAxis=seb_NonUSDollarMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | invest_InvestmentAxis=us-gaap_MoneyMarketFundsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CurrencyAxis=currency_EUR
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CurrencyAxis=currency_JPY
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CurrencyAxis=currency_GBP
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CurrencyAxis=currency_CHF
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CurrencyAxis=seb_OtherCurrencyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |