XML 82 R69.htm IDEA: XBRL DOCUMENT
v3.7.0.1

Condensed Guarantor and Non-Guarantor Financial Information, Cash Flow Statements (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2017 | Mar. 31, 2016
Cash flows from operating activities: |  |  |
Net cash (used in) provided by operating activities |  | $ 4.1 | $ 21.3
Cash flows from investing activities |  |  |
Capital expenditures |  | (14.8) | (25.9)
Purchase of available for sale securities |  | (74.7) | 0.0
Proceeds from disposition of available for sale securities |  | 110.9 | 20.0
Intercompany loans receivable |  | 0.0 |
Net cash provided by (used in) investing activities | [1] | 21.4 | (5.9)
Cash flows from financing activities |  |  |
Repayment of capital lease |  | (0.2) | 0.0
Cancellation of shares to cover employees' tax withholdings upon vesting of non-vested shares |  | (4.4) | (2.7)
Repurchase of common stock |  | (32.6) | (6.3)
Cash dividends and dividend equivalents paid |  | (9.3) | (8.2)
Cash Dividends Paid to Parent Company by Consolidated Subsidiaries |  |  | 0.0
Intercompany loan |  |  | 0.0
Change in Intercompany Loans Payable |  | 0.0 |
Net cash used in financing activities | [1] | (46.5) | (17.2)
Net decrease in cash, cash equivalents and restricted cash during the period |  | (21.0) | (1.8)
Cash, cash equivalents and restricted cash at beginning of period |  | 67.7 | 83.7
Cash, cash equivalents and restricted cash at end of period |  | 46.7 | 81.9
Consolidating Adjustments |  |  |
Cash flows from operating activities: |  |  |
Net cash (used in) provided by operating activities |  | 0.0 | (200.0)
Cash flows from investing activities |  |  |
Capital expenditures |  | 0.0 | 0.0
Purchase of available for sale securities |  | 0.0 |
Proceeds from disposition of available for sale securities |  | 0.0 | 0.0
Intercompany loans receivable |  | (47.3) |
Net cash provided by (used in) investing activities |  | (47.3) | 0.0
Cash flows from financing activities |  |  |
Repayment of capital lease |  | 0.0 |
Cancellation of shares to cover employees' tax withholdings upon vesting of non-vested shares |  | 0.0 | 0.0
Repurchase of common stock |  | 0.0 | 0.0
Cash dividends and dividend equivalents paid |  | 0.0 | 0.0
Cash Dividends Paid to Parent Company by Consolidated Subsidiaries |  |  | (200.0)
Intercompany loan |  |  | 0.0
Change in Intercompany Loans Payable |  | 47.3 |
Net cash used in financing activities |  | 47.3 | 200.0
Net decrease in cash, cash equivalents and restricted cash during the period |  | 0.0 | 0.0
Cash, cash equivalents and restricted cash at beginning of period |  | 0.0 | 0.0
Cash, cash equivalents and restricted cash at end of period |  | 0.0 | 0.0
Parent |  |  |
Cash flows from operating activities: |  |  |
Net cash (used in) provided by operating activities |  | (0.3) | 17.2
Cash flows from investing activities |  |  |
Capital expenditures |  | 0.0 | 0.0
Purchase of available for sale securities |  | 0.0 |
Proceeds from disposition of available for sale securities |  | 0.0 | 0.0
Intercompany loans receivable |  | 46.6 |
Net cash provided by (used in) investing activities |  | 46.6 | 0.0
Cash flows from financing activities |  |  |
Repayment of capital lease |  | 0.0 |
Cancellation of shares to cover employees' tax withholdings upon vesting of non-vested shares |  | (4.4) | (2.7)
Repurchase of common stock |  | (32.6) | (6.3)
Cash dividends and dividend equivalents paid |  | (9.3) | (8.2)
Cash Dividends Paid to Parent Company by Consolidated Subsidiaries |  |  | 0.0
Intercompany loan |  |  | 0.0
Change in Intercompany Loans Payable |  | 0.0 |
Net cash used in financing activities |  | (46.3) | (17.2)
Net decrease in cash, cash equivalents and restricted cash during the period |  | 0.0 | 0.0
Cash, cash equivalents and restricted cash at beginning of period |  | 0.0 | 0.0
Cash, cash equivalents and restricted cash at end of period |  | 0.0 | 0.0
Guarantor Subsidiaries |  |  |
Cash flows from operating activities: |  |  |
Net cash (used in) provided by operating activities |  | 2.6 | 201.4
Cash flows from investing activities |  |  |
Capital expenditures |  | (14.7) | (25.3)
Purchase of available for sale securities |  | (74.7) |
Proceeds from disposition of available for sale securities |  | 110.9 | 20.0
Intercompany loans receivable |  | 0.0 |
Net cash provided by (used in) investing activities |  | 21.5 | (5.3)
Cash flows from financing activities |  |  |
Repayment of capital lease |  | (0.2) |
Cancellation of shares to cover employees' tax withholdings upon vesting of non-vested shares |  | 0.0 | 0.0
Repurchase of common stock |  | 0.0 | 0.0
Cash dividends and dividend equivalents paid |  | 0.0 | 0.0
Cash Dividends Paid to Parent Company by Consolidated Subsidiaries |  |  | 200.0
Intercompany loan |  |  | 0.8
Change in Intercompany Loans Payable |  | (47.3) |
Net cash used in financing activities |  | (47.5) | (199.2)
Net decrease in cash, cash equivalents and restricted cash during the period |  | (23.4) | (3.1)
Cash, cash equivalents and restricted cash at beginning of period |  | 65.1 | 83.0
Cash, cash equivalents and restricted cash at end of period |  | 41.7 | 79.9
Non-Guarantor Subsidiaries |  |  |
Cash flows from operating activities: |  |  |
Net cash (used in) provided by operating activities |  | 1.8 | 2.7
Cash flows from investing activities |  |  |
Capital expenditures |  | (0.1) | (0.6)
Purchase of available for sale securities |  | 0.0 |
Proceeds from disposition of available for sale securities |  | 0.0 | 0.0
Intercompany loans receivable |  | 0.7 |
Net cash provided by (used in) investing activities |  | 0.6 | (0.6)
Cash flows from financing activities |  |  |
Repayment of capital lease |  | 0.0 |
Cancellation of shares to cover employees' tax withholdings upon vesting of non-vested shares |  | 0.0 | 0.0
Repurchase of common stock |  | 0.0 | 0.0
Cash dividends and dividend equivalents paid |  | 0.0 | 0.0
Cash Dividends Paid to Parent Company by Consolidated Subsidiaries |  |  | 0.0
Intercompany loan |  |  | (0.8)
Change in Intercompany Loans Payable |  | 0.0 |
Net cash used in financing activities |  | 0.0 | (0.8)
Net decrease in cash, cash equivalents and restricted cash during the period |  | 2.4 | 1.3
Cash, cash equivalents and restricted cash at beginning of period |  | 2.6 | 0.7
Cash, cash equivalents and restricted cash at end of period |  | $ 5.0 | $ 2.0
[1] | See Note 11 for the supplemental disclosure on non-cash transactions.

X
- Definition Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage. Excludes amount for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, 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. + References No definition available. + Details
Name: | kalu_CashCashEquivalentsRestrictedCashandRestrictedCashEquivalents
Namespace Prefix: | kalu_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of increase (decrease) in cash, cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; including effect from exchange rate change. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, 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. + References No definition available. + Details
Name: | kalu_CashCashEquivalentsRestrictedCashandRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
Namespace Prefix: | kalu_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Change in Intercompany Loans Payable + References No definition available. + Details
Name: | kalu_ChangeinIntercompanyLoansPayable
Namespace Prefix: | kalu_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Change in Intercompany Loans Receivable + References No definition available. + Details
Name: | kalu_ChangeinIntercompanyLoansReceivable
Namespace Prefix: | kalu_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Intercompany loan + References No definition available. + Details
Name: | kalu_IntercompanyLoan
Namespace Prefix: | kalu_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition This element represents disclosure of the aggregate cash dividends paid to the entity by consolidated subsidiaries. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04.(b)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 235 -Section S99 -Paragraph 2 -Subparagraph (SX 210.9-06) -URI http://asc.fasb.org/extlink&oid=6882215&loc=d3e537971-122884 + Details
Name: | us-gaap_CashDividendsPaidToParentCompanyByConsolidatedSubsidiaries
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=66902209&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=66902209&loc=d3e3574-108585 + Details
Name: | us-gaap_NetCashProvidedByUsedInFinancingActivities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
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=66902209&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=66902209&loc=d3e3574-108585 + Details
Name: | us-gaap_NetCashProvidedByUsedInInvestingActivities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
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=66902209&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=66902209&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=66902209&loc=d3e3536-108585 + Details
Name: | us-gaap_NetCashProvidedByUsedInOperatingActivities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
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=66902209&loc=d3e3291-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + 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 -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: 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=66902209&loc=d3e3291-108585 + Details
Name: | us-gaap_PaymentsOfDividends
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of cash outflow to satisfy an employee's income tax withholding obligation as part of a net-share settlement of a share-based award. + 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=66902209&loc=d3e3291-108585 + Details
Name: | us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash outflow to acquire debt and equity securities not classified as either held-to-maturity securities or trading securities which would be classified as available-for-sale securities and reported at fair value, with unrealized gains and losses excluded from earnings and reported in a separate component of shareholders' equity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3213-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=66010992&loc=d3e26853-111562 + Details
Name: | us-gaap_PaymentsToAcquireAvailableForSaleSecurities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: 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=66902209&loc=d3e3213-108585 + Details
Name: | us-gaap_PaymentsToAcquireProductiveAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash inflow associated with the sale or maturity (principal being due) of securities not classified as either held-to-maturity securities or trading securities which are classified as available-for-sale securities. + 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 (a),(b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3179-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=66010992&loc=d3e26853-111562 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 + Details
Name: | us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash outflow for the obligation for a lease meeting the criteria for capitalization (with maturities exceeding one year or beyond the operating cycle of the entity, 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=66902209&loc=d3e3291-108585 + Details
Name: | us-gaap_RepaymentsOfLongTermCapitalLeaseObligations
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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

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

X
- Details
Name: | dei_LegalEntityAxis=us-gaap_GuarantorSubsidiariesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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