XML 92 R81.htm IDEA: XBRL DOCUMENT
v3.10.0.1

SUPPLEMENTAL GUARANTOR FINANCIAL INFORMATION (Cash Flows)(Details) - USD ($) $ in Millions | 9 Months Ended
--- | ---
Sep. 30, 2018 | Sep. 30, 2017
Supplemental Guarantor Financial Information Statements Of Cash Flows [Line Items] |  |
Net Cash Provided by (Used in) Operating Activities | $ 586.3 | $ 455.1
Capital expenditures | (274.5) | (210.0)
Payments under long-term supply contracts | 0.0 | (209.4)
Proceeds from disposition of property, plant and equipment | 2.9 | 0.1
Proceeds from Equity Method Investment, Distribution, Return of Capital | 0.0 |
Net investing activities | (271.6) | (419.3)
Borrowings | 570.0 | 2,035.0
Repayments | (823.7) | (1,907.4)
Common stock repurchased and retired | (16.8) | 0.0
Stock options exercised | 3.2 | 18.5
Dividends paid | (100.3) | (99.6)
Debt issuance costs | (8.5) | (11.2)
Intercompany financing activities | 0.0 | 0.0
Net financing activities | (376.1) | 35.3
Effect of exchange rate changes on cash and cash equivalents | (0.3) | 0.3
Net (decrease) increase in cash and cash equivalents | (61.7) | 71.4
Cash and cash equivalents, end of period | 156.7 | 255.9
Parent Guarantor |  |
Supplemental Guarantor Financial Information Statements Of Cash Flows [Line Items] |  |
Net Cash Provided by (Used in) Operating Activities | 287.9 | 290.3
Capital expenditures | (110.5) | (64.5)
Payments under long-term supply contracts |  | 0.0
Proceeds from disposition of property, plant and equipment | 0.0 | 0.0
Proceeds from Equity Method Investment, Distribution, Return of Capital | 95.0 |
Net investing activities | (15.5) | (64.5)
Borrowings | 550.0 | 620.0
Repayments | (20.6) | (590.5)
Common stock repurchased and retired | (16.8) |
Stock options exercised | 3.2 | 18.5
Dividends paid | (100.3) | (99.6)
Debt issuance costs | (8.5) | (8.3)
Intercompany financing activities | (713.4) | (154.2)
Net financing activities | (306.4) | (214.1)
Effect of exchange rate changes on cash and cash equivalents | 0.0 | 0.0
Net (decrease) increase in cash and cash equivalents | (34.0) | 11.7
Cash and cash equivalents, end of period | 23.1 | 36.9
Issuer |  |
Supplemental Guarantor Financial Information Statements Of Cash Flows [Line Items] |  |
Net Cash Provided by (Used in) Operating Activities | 0.0 | 0.0
Capital expenditures | 0.0 | 0.0
Payments under long-term supply contracts |  | 0.0
Proceeds from disposition of property, plant and equipment | 0.0 | 0.0
Proceeds from Equity Method Investment, Distribution, Return of Capital | 95.0 |
Net investing activities | 95.0 | 0.0
Borrowings | 0.0 | 1,375.0
Repayments | (713.4) | (1,316.9)
Common stock repurchased and retired | 0.0 |
Stock options exercised | 0.0 | 0.0
Dividends paid | (95.0) | 0.0
Debt issuance costs | 0.0 | (2.9)
Intercompany financing activities | 713.4 | (55.2)
Net financing activities | (95.0) | 0.0
Effect of exchange rate changes on cash and cash equivalents | 0.0 | 0.0
Net (decrease) increase in cash and cash equivalents | 0.0 | 0.0
Cash and cash equivalents, end of period | 0.0 | 0.0
Subsidiary Non-Guarantor |  |
Supplemental Guarantor Financial Information Statements Of Cash Flows [Line Items] |  |
Net Cash Provided by (Used in) Operating Activities | 298.4 | 164.8
Capital expenditures | (164.0) | (145.5)
Payments under long-term supply contracts |  | (209.4)
Proceeds from disposition of property, plant and equipment | 2.9 | 0.1
Proceeds from Equity Method Investment, Distribution, Return of Capital | 0.0 |
Net investing activities | (161.1) | (354.8)
Borrowings | 20.0 | 40.0
Repayments | (89.7) | 0.0
Common stock repurchased and retired | 0.0 |
Stock options exercised | 0.0 | 0.0
Dividends paid | (95.0) | 0.0
Debt issuance costs | 0.0 | 0.0
Intercompany financing activities | 0.0 | 209.4
Net financing activities | (164.7) | 249.4
Effect of exchange rate changes on cash and cash equivalents | (0.3) | 0.3
Net (decrease) increase in cash and cash equivalents | (27.7) | 59.7
Cash and cash equivalents, end of period | 133.6 | 219.0
Eliminations |  |
Supplemental Guarantor Financial Information Statements Of Cash Flows [Line Items] |  |
Net Cash Provided by (Used in) Operating Activities | 0.0 | 0.0
Capital expenditures | 0.0 | 0.0
Payments under long-term supply contracts |  | 0.0
Proceeds from disposition of property, plant and equipment | 0.0 | 0.0
Proceeds from Equity Method Investment, Distribution, Return of Capital | (190.0) |
Net investing activities | (190.0) | 0.0
Borrowings | 0.0 | 0.0
Repayments | 0.0 | 0.0
Common stock repurchased and retired | 0.0 |
Stock options exercised | 0.0 | 0.0
Dividends paid | 190.0 | 0.0
Debt issuance costs | 0.0 | 0.0
Intercompany financing activities | 0.0 | 0.0
Net financing activities | 190.0 | 0.0
Effect of exchange rate changes on cash and cash equivalents | 0.0 | 0.0
Net (decrease) increase in cash and cash equivalents | 0.0 | 0.0
Cash and cash equivalents, end of period | $ 0.0 | $ 0.0

X
- Definition Intercompany Financing Activities + References No definition available. + Details
Name: | oln_IntercompanyFinancingActivities
Namespace Prefix: | oln_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash outflow related to the arrangements for the long-term supply of low cost natural gas-based electricity. + References No definition available. + Details
Name: | oln_Paymentsunderlongtermsupplycontract
Namespace Prefix: | oln_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition [Line Items] for Supplemental Guarantor Financial Information Statements Of Cash Flows + References No definition available. + Details
Name: | oln_SupplementalGuarantorFinancialInformationStatementsOfCashFlowsLineItems
Namespace Prefix: | oln_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=82887183&loc=d3e6676-107765 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3044-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.1) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_CashAndCashEquivalentsAtCarryingValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of increase (decrease) in cash and cash equivalents. Cash and cash equivalents are the amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Includes effect from exchange rate changes. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3521-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 230 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=98513438&loc=d3e33268-110906 + Details
Name: | us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of increase (decrease) from the effect of exchange rate changes on cash and cash equivalent balances held in foreign currencies. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 230 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=98513438&loc=d3e33268-110906 + Details
Name: | us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3521-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 26 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3574-108585 + Details
Name: | us-gaap_NetCashProvidedByUsedInFinancingActivities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3521-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 26 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3574-108585 + Details
Name: | us-gaap_NetCashProvidedByUsedInInvestingActivities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3521-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3536-108585 + Details
Name: | us-gaap_NetCashProvidedByUsedInOperatingActivities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- Definition The total of the cash outflow during the period which has been paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt and the cost incurred directly for the issuance of equity securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3291-108585 + Details
Name: | us-gaap_PaymentOfFinancingAndStockIssuanceCosts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash outflow to reacquire common stock during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3291-108585 + Details
Name: | us-gaap_PaymentsForRepurchaseOfCommonStock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Cash outflow in the form of capital distributions and dividends to common shareholders, preferred shareholders and noncontrolling interests. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3291-108585 + Details
Name: | us-gaap_PaymentsOfDividends
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3213-108585 + Details
Name: | us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of distribution received from equity method investee for return of investment, classified as investing activities. Excludes distribution for return on investment, classified as operating activities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 21D -URI http://asc.fasb.org/extlink&oid=98514028&loc=SL94080555-108585 + Details
Name: | us-gaap_ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3255-108585 + Details
Name: | us-gaap_ProceedsFromIssuanceOfLongTermDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3179-108585 + Details
Name: | us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of cash inflow from exercise of stock options granted under share-based compensation arrangement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3255-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=96867065&loc=SL79508275-113901 + Details
Name: | us-gaap_ProceedsFromStockOptionsExercised
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3291-108585 + Details
Name: | us-gaap_RepaymentsOfLongTermDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_ConsolidatedEntitiesAxis=us-gaap_ParentCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConsolidatedEntitiesAxis=us-gaap_SubsidiaryIssuerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConsolidatedEntitiesAxis=us-gaap_NonGuarantorSubsidiariesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConsolidationItemsAxis=us-gaap_ConsolidationEliminationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |