XML 70 R47.htm IDEA: XBRL DOCUMENT
v3.10.0.1

CASH AND INVESTMENTS - Age of Gross Unrealized Losses and Fair Value by Investment Category (Detail) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2018 USD ($)
Gain (Loss) on Securities [Line Items] |
Less Than 12 Months Fair Value | $ 177
Less Than 12 Months Unrealized Losses | 0
12 Months or More Fair Value | 233
12 Months or More Unrealized Losses | 5
Total Fair Value | 410
Total Unrealized Losses | 5
U.S. government and agency debt securities |
Gain (Loss) on Securities [Line Items] |
Less Than 12 Months Fair Value | 54
Less Than 12 Months Unrealized Losses | 0
12 Months or More Fair Value | 111
12 Months or More Unrealized Losses | 2
Total Fair Value | 165
Total Unrealized Losses | 2
Mortgage and asset-backed debt securities |
Gain (Loss) on Securities [Line Items] |
Less Than 12 Months Fair Value | 24
Less Than 12 Months Unrealized Losses | 0
12 Months or More Fair Value | 36
12 Months or More Unrealized Losses | 1
Total Fair Value | 60
Total Unrealized Losses | 1
Corporate debt securities |
Gain (Loss) on Securities [Line Items] |
Less Than 12 Months Fair Value | 99
Less Than 12 Months Unrealized Losses | 0
12 Months or More Fair Value | 81
12 Months or More Unrealized Losses | 2
Total Fair Value | 180
Total Unrealized Losses | 2
Non-U.S. government debt securities |
Gain (Loss) on Securities [Line Items] |
Less Than 12 Months Fair Value | 0
Less Than 12 Months Unrealized Losses | 0
12 Months or More Fair Value | 5
12 Months or More Unrealized Losses | 0
Total Fair Value | 5
Total Unrealized Losses | $ 0

X
- Definition Increase (Decrease) in Marketable Securities, Continuous Unrealized Loss Position, Aggregate Loss + References No definition available. + Details
Name: | ups_IncreaseDecreaseinMarketableSecuritiesContinuousUnrealizedLossPositionAggregateLoss
Namespace Prefix: | ups_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Increase (Decrease) in Marketable Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Aggregate Loss + References No definition available. + Details
Name: | ups_IncreaseDecreaseinMarketableSecuritiesContinuousUnrealizedLossPositionLessthanTwelveMonthsAggregateLoss
Namespace Prefix: | ups_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Increase (Decrease) in Marketable Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Aggregate Loss + References No definition available. + Details
Name: | ups_IncreaseDecreaseinMarketableSecuritiesContinuousUnrealizedLossPositionTwelveMonthsorLongerAggregateLoss
Namespace Prefix: | ups_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Marketable Securities, Continuous Unrealized Loss Position, Fair Value + References No definition available. + Details
Name: | ups_MarketableSecuritiesContinuousUnrealizedLossPositionFairValue
Namespace Prefix: | ups_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Marketable Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value + References No definition available. + Details
Name: | ups_MarketableSecuritiesContinuousUnrealizedLossPositionLessthanTwelveMonthsFairValue
Namespace Prefix: | ups_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Marketable Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value + References No definition available. + Details
Name: | ups_MarketableSecuritiesContinuousUnrealizedLossPositionTwelveMonthsorLongerFairValue
Namespace Prefix: | ups_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_USTreasuryAndGovernmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_AssetBackedSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_CorporateDebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_ForeignGovernmentDebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |