$WLK
WESTLAKE CORP Stock $wlk

$wlk Overview Financials Valuation SEC Filings Company Website

2014 Form 10-K Financial Statement

#000126282315000007 Filed on February 25, 2015

Income Statement

Concept	2014	2013 Q4	2013 Q3
Revenue	$147.9M	$951.6M	$1.004B
YoY Change	-54.12%	18.8%	22.28%
Cost Of Revenue	$3.098B	$656.0M	$699.7M
YoY Change	16.55%	7.4%	7.81%
Gross Profit	$1.317B	$295.7M	$304.5M
YoY Change	19.6%	55.41%	76.83%
Gross Profit Margin	890.56%	31.07%	30.32%
Selling, General & Admin	$183.7M	$38.10M	$37.87M
YoY Change	24.17%	12.06%	27.67%
% of Gross Profit	13.95%	12.89%	12.44%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$208.5M	$41.50M	$40.73M
YoY Change	32.11%	18.91%	6.0%
% of Gross Profit	15.83%	14.04%	13.38%
Operating Expenses	$183.7M	$38.00M	$37.87M
YoY Change	24.17%	11.76%	27.67%
Operating Profit	$1.124B	$257.6M	$266.6M
YoY Change	17.88%	64.87%	87.07%
Interest Expense	$37.35M	-$3.200M	$3.297M
YoY Change	106.57%	-56.76%	-72.37%
% of Operating Profit	3.32%	-1.24%	1.24%
Other Income/Expense, Net	-$2.721M	$3.700M	-$287.0K
YoY Change	-140.07%	-1950.0%	-123.49%
Pretax Income	$1.084B	$258.1M	$263.0M
YoY Change	15.04%	73.57%	110.06%
Income Tax	$398.9M	$87.10M	$92.73M
% Of Pretax Income	36.8%	33.75%	35.26%
Net Earnings	$678.5M	$171.0M	$170.3M
YoY Change	11.16%	79.45%	95.82%
Net Earnings / Revenue	458.7%	17.97%	16.96%
Basic Earnings Per Share	$5.09	$1.28	$1.28
Diluted Earnings Per Share	$5.07	$1.27	$1.27
COMMON SHARES
Basic Shares Outstanding	133.1M shares	66.77M shares	133.3M shares
Diluted Shares Outstanding	133.6M shares		133.8M shares

Balance Sheet

Concept	2014	2013 Q4	2013 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$881.0M	$701.0M	$717.0M
YoY Change	25.68%	-23.39%	-40.15%
Cash & Equivalents	$881.0M	$461.3M	$591.6M
Short-Term Investments	$0.00	$239.0M	$126.0M
Other Short-Term Assets	$48.00M	$48.00M	$47.00M
YoY Change	0.0%	29.73%	38.24%
Inventory	$526.0M	$471.9M	$451.6M
Prepaid Expenses
Receivables	$513.0M	$399.0M	$395.0M
Other Receivables	$45.00M	$29.00M	$32.00M
Total Short-Term Assets	$2.011B	$1.649B	$1.643B
YoY Change	21.95%	-5.84%	-17.77%
LONG-TERM ASSETS
Property, Plant & Equipment	$2.758B	$2.088B	$1.953B
YoY Change	32.09%	38.27%	40.07%
Goodwill		$62.02M	$62.02M
YoY Change		106.79%
Intangibles
YoY Change
Long-Term Investments	$134.0M	$66.88M	$65.49M
YoY Change	100.0%	52.91%	48.25%
Other Assets	$92.00M	$256.9M	$262.2M
YoY Change	-5.15%	140.13%	142.78%
Total Long-Term Assets	$3.203B	$2.412B	$2.281B
YoY Change	32.79%	45.22%	47.48%
TOTAL ASSETS
Total Short-Term Assets	$2.011B	$1.649B	$1.643B
Total Long-Term Assets	$3.203B	$2.412B	$2.281B
Total Assets	$5.214B	$4.061B	$3.923B
YoY Change	28.39%	19.01%	10.7%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$261.0M	$249.6M	$258.1M
YoY Change	4.4%	15.0%	29.4%
Accrued Expenses	$266.0M	$155.2M	$174.6M
YoY Change	71.61%	-14.45%	6.89%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$537.0M	$404.9M	$432.7M
YoY Change	32.59%	1.59%	19.26%
LONG-TERM LIABILITIES
Long-Term Debt	$764.0M	$763.9M	$763.8M
YoY Change	0.0%	0.02%	0.02%
Other Long-Term Liabilities	$175.0M	$35.59M	$51.69M
YoY Change	386.11%	-30.72%	5.89%
Total Long-Term Liabilities	$939.0M	$799.5M	$815.5M
YoY Change	17.38%	-1.92%	0.37%
TOTAL LIABILITIES
Total Short-Term Liabilities	$537.0M	$404.9M	$432.7M
Total Long-Term Liabilities	$939.0M	$799.5M	$815.5M
Total Liabilities	$2.302B	$1.642B	$1.658B
YoY Change	40.19%	6.65%	9.77%
SHAREHOLDERS EQUITY
Retained Earnings		$1.955B	$1.799B
YoY Change		39.67%	14.76%
Common Stock		$512.8M	$510.0M
YoY Change		3.19%	4.6%
Preferred Stock
YoY Change
Treasury Stock (at cost)		$46.22M	$32.71M
YoY Change		247.47%	145.91%
Treasury Stock Shares		1.253M shares	506.5K shares
Shareholders Equity	$2.912B	$2.419B	$2.265B
YoY Change
Total Liabilities & Shareholders Equity	$5.214B	$4.061B	$3.923B
YoY Change	28.39%	19.01%	10.7%

Cashflow Statement

Concept	2014	2013 Q4	2013 Q3
OPERATING ACTIVITIES
Net Income	$678.5M	$171.0M	$170.3M
YoY Change	11.16%	79.45%	95.82%
Depreciation, Depletion And Amortization	$208.5M	$41.50M	$40.73M
YoY Change	32.11%	18.91%	6.0%
Cash From Operating Activities	$1.032B	$205.2M	$292.0M
YoY Change	37.15%	72.0%	65.25%
INVESTING ACTIVITIES
Capital Expenditures	$431.1M	-$181.0M	$200.4M
YoY Change	-36.53%	20.43%	111.2%
Acquisitions	$611.1M
YoY Change	242.71%
Other Investing Activities	-$342.1M	-$126.7M	-$105.3M
YoY Change	5.95%	3.68%	-5950.0%
Cash From Investing Activities	-$773.2M	-$307.6M	-$305.7M
YoY Change	-22.85%	12.92%	215.48%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net	$52.63M
YoY Change	59.88%
Debt Paid & Issued, Net	$0.00
YoY Change
Cash From Financing Activities	$164.6M	-27.90M	-20.20M
YoY Change	-307.7%	-89.07%	-349.38%
NET CHANGE
Cash From Operating Activities	$1.032B	205.2M	292.0M
Cash From Investing Activities	-$773.2M	-307.6M	-305.7M
Cash From Financing Activities	$164.6M	-27.90M	-20.20M
Net Change In Cash	$423.8M	-130.3M	-33.90M
YoY Change	-228.91%	-68.09%	-138.57%
FREE CASH FLOW
Cash From Operating Activities	$1.032B	$205.2M	$292.0M
Capital Expenditures	$431.1M	-$181.0M	$200.4M
Free Cash Flow	$601.3M	$386.2M	$91.58M
YoY Change	717.98%	43.25%	11.95%

Facts In Submission

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CY2014Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	18200000	USD
CY2013Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	6666000	USD
CY2014Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	7660000	USD
CY2013Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards DeferredTaxAssetsTaxCreditCarryforwards	708000	USD
CY2014Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards DeferredTaxAssetsTaxCreditCarryforwards	694000	USD
CY2013Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	32352000	USD
CY2014Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	62845000	USD
CY2013Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	2068000	USD
CY2014Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	1998000	USD
CY2013Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	11324000	USD
CY2014Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	11011000	USD
CY2013Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	461041000	USD
CY2014Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	595452000	USD
CY2013Q4	us-gaap	Deferred Tax Liabilities Deferred Expense Other Capitalized Costs DeferredTaxLiabilitiesDeferredExpenseOtherCapitalizedCosts	26002000	USD
CY2014Q4	us-gaap	Deferred Tax Liabilities Deferred Expense Other Capitalized Costs DeferredTaxLiabilitiesDeferredExpenseOtherCapitalizedCosts	2289000	USD
CY2013Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	437976000	USD
CY2014Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	536066000	USD
CY2013Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	478000	USD
CY2014Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	0	USD
CY2013Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	434561000	USD
CY2014Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	398683000	USD
CY2014	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Expected Long Term Return On Assets DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets	0.07
CY2014	us-gaap	Defined Benefit Plan Future Amortization Of Gain Loss DefinedBenefitPlanFutureAmortizationOfGainLoss	2308000	USD
CY2014	us-gaap	Defined Benefit Plan Future Amortization Of Prior Service Cost Credit DefinedBenefitPlanFutureAmortizationOfPriorServiceCostCredit	0	USD
CY2012	us-gaap	Depreciation Depreciation	120924000	USD
CY2013	us-gaap	Depreciation Depreciation	129222000	USD
CY2014	us-gaap	Depreciation Depreciation	174173000	USD
CY2012	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	144541000	USD
CY2013	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	157808000	USD
CY2014	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	208486000	USD
CY2013Q4	us-gaap	Derivative Assets DerivativeAssets	296000	USD
CY2014Q4	us-gaap	Derivative Assets DerivativeAssets	3145000	USD
CY2013Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	176000	USD
CY2014Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	10108000	USD
CY2014	us-gaap	Distribution Made To Limited Partner Cash Distributions Paid DistributionMadeToLimitedPartnerCashDistributionsPaid	2204000	USD
CY2012	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	285521000	USD
CY2013	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	55236000	USD
CY2014	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	77656000	USD
CY2013Q4	us-gaap	Due From Affiliate Noncurrent DueFromAffiliateNoncurrent	1025000	USD
CY2014Q4	us-gaap	Due From Affiliate Noncurrent DueFromAffiliateNoncurrent	1025000	USD
CY2012	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.89
CY2013Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.92
CY2013Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.09
CY2013Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.28
CY2013Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.28
CY2013	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.57
CY2014Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.18
CY2014Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.27
CY2014Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.26
CY2014Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.38
CY2014	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	5.09
CY2012	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.88
CY2013Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.92
CY2013Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.09
CY2013Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.27
CY2013Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.27
CY2013	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.55
CY2014Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.18
CY2014Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.26
CY2014Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.25
CY2014Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.37
CY2014	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	5.07
CY2012	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	0	USD
CY2013	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	0	USD
CY2014	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-4511000	USD
CY2012	us-gaap	Employee Service Share Based Compensation Tax Benefit Realized From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptions	7009000	USD
CY2013	us-gaap	Employee Service Share Based Compensation Tax Benefit Realized From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptions	2224000	USD
CY2014	us-gaap	Employee Service Share Based Compensation Tax Benefit Realized From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptions	4512000	USD
CY2012	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	4449000	USD
CY2013	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	5114000	USD
CY2014	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	5459000	USD
CY2012	us-gaap	Equity Method Investment Other Than Temporary Impairment EquityMethodInvestmentOtherThanTemporaryImpairment	0	USD
CY2013	us-gaap	Equity Method Investment Other Than Temporary Impairment EquityMethodInvestmentOtherThanTemporaryImpairment	0	USD
CY2014	us-gaap	Equity Method Investment Other Than Temporary Impairment EquityMethodInvestmentOtherThanTemporaryImpairment	6747000	USD
CY2013Q4	us-gaap	Equity Method Investments EquityMethodInvestments	66875000	USD
CY2014Q4	us-gaap	Equity Method Investments EquityMethodInvestments	61305000	USD
CY2012	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	11967000	USD
CY2013	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	5449000	USD
CY2014	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	6704000	USD
CY2012	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	11967000	USD
CY2013	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	5449000	USD
CY2014	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	6704000	USD
CY2013	us-gaap	Fair Value Of Assets Acquired FairValueOfAssetsAcquired	188930000	USD
CY2014	us-gaap	Fair Value Of Assets Acquired FairValueOfAssetsAcquired	961823000	USD
CY2014Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	12315000	USD
CY2014Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	10036000	USD
CY2014Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	11191000	USD
CY2014Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	11491000	USD
CY2014Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	12087000	USD
CY2012	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-1201000	USD
CY2013	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-1375000	USD
CY2014	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-7382000	USD
CY2012	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	-3886000	USD
CY2013	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	-5039000	USD
CY2014	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	-4181000	USD
CY2012	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-7082000	USD
CY2013	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2014	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2012Q4	us-gaap	Goodwill Goodwill	29990000	USD
CY2013Q4	us-gaap	Goodwill Goodwill	62016000	USD
CY2014Q4	us-gaap	Goodwill Goodwill	62016000	USD
CY2013	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	32026000	USD
CY2013Q4	us-gaap	Goodwill Gross GoodwillGross	62016000	USD
CY2014Q4	us-gaap	Goodwill Gross GoodwillGross	62016000	USD
CY2014	us-gaap	Goodwill Other Changes GoodwillOtherChanges	0	USD
CY2012	us-gaap	Gross Profit GrossProfit	736960000	USD
CY2013Q1	us-gaap	Gross Profit GrossProfit	227809000	USD
CY2013Q2	us-gaap	Gross Profit GrossProfit	273487000	USD
CY2013Q3	us-gaap	Gross Profit GrossProfit	304471000	USD
CY2013Q4	us-gaap	Gross Profit GrossProfit	295671000	USD
CY2013	us-gaap	Gross Profit GrossProfit	1101438000	USD
CY2014Q1	us-gaap	Gross Profit GrossProfit	287010000	USD
CY2014Q2	us-gaap	Gross Profit GrossProfit	305971000	USD
CY2014Q3	us-gaap	Gross Profit GrossProfit	361520000	USD
CY2014Q4	us-gaap	Gross Profit GrossProfit	362849000	USD
CY2014	us-gaap	Gross Profit GrossProfit	1317350000	USD
CY2012	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	586631000	USD
CY2013	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	944378000	USD
CY2014	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	1102101000	USD
CY2012	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	-1462000	USD
CY2013	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	-2206000	USD
CY2014	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	-18183000	USD
CY2012	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	1444000	USD
CY2013	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	4914000	USD
CY2014	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	5883000	USD
CY2012	us-gaap	Income Loss From Equity Method Investments Net Of Dividends Or Distributions IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions	-3005000	USD
CY2013	us-gaap	Income Loss From Equity Method Investments Net Of Dividends Or Distributions IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions	-199000	USD
CY2014	us-gaap	Income Loss From Equity Method Investments Net Of Dividends Or Distributions IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions	424000	USD
CY2012	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	199614000	USD
CY2013	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	331747000	USD
CY2014	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	398902000	USD
CY2012	us-gaap	Income Tax Reconciliation Deductions Qualified Production Activities IncomeTaxReconciliationDeductionsQualifiedProductionActivities	14560000	USD
CY2013	us-gaap	Income Tax Reconciliation Deductions Qualified Production Activities IncomeTaxReconciliationDeductionsQualifiedProductionActivities	16275000	USD
CY2014	us-gaap	Income Tax Reconciliation Deductions Qualified Production Activities IncomeTaxReconciliationDeductionsQualifiedProductionActivities	24465000	USD
CY2012	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-201000	USD
CY2013	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	519000	USD
CY2014	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	3640000	USD
CY2012	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	204809000	USD
CY2013	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	329760000	USD
CY2014	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	379371000	USD
CY2012	us-gaap	Income Tax Reconciliation Minority Interest Income Expense IncomeTaxReconciliationMinorityInterestIncomeExpense	0	USD
CY2013	us-gaap	Income Tax Reconciliation Minority Interest Income Expense IncomeTaxReconciliationMinorityInterestIncomeExpense	0	USD
CY2014	us-gaap	Income Tax Reconciliation Minority Interest Income Expense IncomeTaxReconciliationMinorityInterestIncomeExpense	-2255000	USD
CY2012	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	-59000	USD
CY2013	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	3783000	USD
CY2014	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	4225000	USD
CY2012	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	9625000	USD
CY2013	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	14364000	USD
CY2014	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	40012000	USD
CY2012	us-gaap	Income Tax Reconciliation Tax Contingencies IncomeTaxReconciliationTaxContingencies	0	USD
CY2013	us-gaap	Income Tax Reconciliation Tax Contingencies IncomeTaxReconciliationTaxContingencies	-404000	USD
CY2014	us-gaap	Income Tax Reconciliation Tax Contingencies IncomeTaxReconciliationTaxContingencies	-1626000	USD
CY2012	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	179882000	USD
CY2013	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	251599000	USD
CY2014	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	314745000	USD
CY2013Q4	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	20820000	USD
CY2014Q4	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	8919000	USD
CY2012	us-gaap	Increase Decrease In Accounts And Other Receivables IncreaseDecreaseInAccountsAndOtherReceivables	-6450000	USD
CY2013	us-gaap	Increase Decrease In Accounts And Other Receivables IncreaseDecreaseInAccountsAndOtherReceivables	14830000	USD
CY2014	us-gaap	Increase Decrease In Accounts And Other Receivables IncreaseDecreaseInAccountsAndOtherReceivables	-33161000	USD
CY2012	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-12725000	USD
CY2013	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	13820000	USD
CY2014	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-97237000	USD
CY2012	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	32381000	USD
CY2013	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-15147000	USD
CY2014	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	74989000	USD
CY2012	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-91479000	USD
CY2013	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	46633000	USD
CY2014	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-51087000	USD
CY2012	us-gaap	Increase Decrease In Operating Capital IncreaseDecreaseInOperatingCapital	-86270000	USD
CY2013	us-gaap	Increase Decrease In Operating Capital IncreaseDecreaseInOperatingCapital	110695000	USD
CY2014	us-gaap	Increase Decrease In Operating Capital IncreaseDecreaseInOperatingCapital	-78234000	USD
CY2012	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	15238000	USD
CY2013	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	60090000	USD
CY2014	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	4864000	USD
CY2012	us-gaap	Incremental Common Shares Attributable To Call Options And Warrants IncrementalCommonSharesAttributableToCallOptionsAndWarrants	704132	shares
CY2013	us-gaap	Incremental Common Shares Attributable To Call Options And Warrants IncrementalCommonSharesAttributableToCallOptionsAndWarrants	554994	shares
CY2014	us-gaap	Incremental Common Shares Attributable To Call Options And Warrants IncrementalCommonSharesAttributableToCallOptionsAndWarrants	532184	shares
CY2013Q4	us-gaap	Intangible Assets Net Including Goodwill IntangibleAssetsNetIncludingGoodwill	159046000	USD
CY2014Q4	us-gaap	Intangible Assets Net Including Goodwill IntangibleAssetsNetIncludingGoodwill	218431000	USD
CY2012	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	7706000	USD
CY2013	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	25932000	USD
CY2014	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	7059000	USD
CY2012	us-gaap	Interest Expense InterestExpense	43049000	USD
CY2013	us-gaap	Interest Expense InterestExpense	18082000	USD
CY2014	us-gaap	Interest Expense InterestExpense	37352000	USD
CY2012	us-gaap	Interest Paid Net InterestPaidNet	42266000	USD
CY2013	us-gaap	Interest Paid Net InterestPaidNet	16426000	USD
CY2014	us-gaap	Interest Paid Net InterestPaidNet	35336000	USD
CY2013Q4	us-gaap	Inventory Finished Goods InventoryFinishedGoods	232658000	USD
CY2014Q4	us-gaap	Inventory Finished Goods InventoryFinishedGoods	300909000	USD
CY2013Q4	us-gaap	Inventory Net InventoryNet	471879000	USD
CY2014Q4	us-gaap	Inventory Net InventoryNet	525776000	USD
CY2013Q4	us-gaap	Inventory Work In Process And Raw Materials InventoryWorkInProcessAndRawMaterials	180646000	USD
CY2014Q4	us-gaap	Inventory Work In Process And Raw Materials InventoryWorkInProcessAndRawMaterials	158635000	USD
CY2012	us-gaap	Investment Income Interest InvestmentIncomeInterest	4010000	USD
CY2013	us-gaap	Investment Income Interest InvestmentIncomeInterest	3086000	USD
CY2014	us-gaap	Investment Income Interest InvestmentIncomeInterest	3468000	USD
CY2013Q4	us-gaap	Land Land	18576000	USD
CY2014Q4	us-gaap	Land Land	21211000	USD
CY2013Q4	us-gaap	Liabilities Liabilities	1642306000	USD
CY2014Q4	us-gaap	Liabilities Liabilities	2012102000	USD
CY2013Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	4060909000	USD
CY2014Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	5213990000	USD
CY2013	us-gaap	Liabilities Assumed1 LiabilitiesAssumed1	10621000	USD
CY2014	us-gaap	Liabilities Assumed1 LiabilitiesAssumed1	225599000	USD
CY2013Q4	us-gaap	Liabilities Current LiabilitiesCurrent	404858000	USD
CY2014Q4	us-gaap	Liabilities Current LiabilitiesCurrent	537180000	USD
CY2013Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	763879000	USD
CY2014Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	763997000	USD
CY2013Q4	us-gaap	Longterm Debt Weighted Average Interest Rate LongtermDebtWeightedAverageInterestRate	0.055
CY2014Q4	us-gaap	Longterm Debt Weighted Average Interest Rate LongtermDebtWeightedAverageInterestRate	0.055
CY2013Q4	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	2829049000	USD
CY2014Q4	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	3454462000	USD
CY2013Q4	us-gaap	Marketable Securities Current MarketableSecuritiesCurrent	239388000	USD
CY2014Q4	us-gaap	Marketable Securities Current MarketableSecuritiesCurrent	0	USD
CY2013Q4	us-gaap	Minority Interest MinorityInterest	0	USD
CY2014Q4	us-gaap	Minority Interest MinorityInterest	290377000	USD
CY2014	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	2204000	USD
CY2014	us-gaap	Multiemployer Plans Plan Contributions MultiemployerPlansPlanContributions	2295000	USD
CY2012	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-180939000	USD
CY2013	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-79268000	USD
CY2014	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	164640000	USD
CY2012	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-466971000	USD
CY2013	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1002238000	USD
CY2014	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-773205000	USD
CY2012	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	612087000	USD
CY2013	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	752729000	USD
CY2014	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	1032376000	USD
CY2012	us-gaap	Net Income Loss NetIncomeLoss	385555000	USD
CY2013Q1	us-gaap	Net Income Loss NetIncomeLoss	123347000	USD
CY2013Q2	us-gaap	Net Income Loss NetIncomeLoss	145816000	USD
CY2013Q3	us-gaap	Net Income Loss NetIncomeLoss	170290000	USD
CY2013Q4	us-gaap	Net Income Loss NetIncomeLoss	170972000	USD
CY2013	us-gaap	Net Income Loss NetIncomeLoss	610425000	USD
CY2014Q1	us-gaap	Net Income Loss NetIncomeLoss	158032000	USD
CY2014Q2	us-gaap	Net Income Loss NetIncomeLoss	169443000	USD
CY2014Q3	us-gaap	Net Income Loss NetIncomeLoss	167757000	USD
CY2014Q4	us-gaap	Net Income Loss NetIncomeLoss	183291000	USD
CY2014	us-gaap	Net Income Loss NetIncomeLoss	678523000	USD
CY2012	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	0	USD
CY2013	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	0	USD
CY2014	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	6493000	USD
CY2014	us-gaap	Noncontrolling Interest Increase From Subsidiary Equity Issuance NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance	286088000	USD
CY2012	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	3520000	USD
CY2013	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	6790000	USD
CY2014	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-2721000	USD
CY2012	us-gaap	Operating Income Loss OperatingIncomeLoss	615351000	USD
CY2013Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	194055000	USD
CY2013Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	235227000	USD
CY2013Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	266602000	USD
CY2013Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	257580000	USD
CY2013	us-gaap	Operating Income Loss OperatingIncomeLoss	953464000	USD
CY2014Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	248055000	USD
CY2014Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	266788000	USD
CY2014Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	306761000	USD
CY2014Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	302387000	USD
CY2014	us-gaap	Operating Income Loss OperatingIncomeLoss	1123991000	USD
CY2014Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	745819000	USD
CY2014Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	39184000	USD
CY2014Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	24055000	USD
CY2014Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	28547000	USD
CY2014Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	35570000	USD
CY2014Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	37909000	USD
CY2014Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	580554000	USD
CY2012	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	38199000	USD
CY2013	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	45361000	USD
CY2014	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	56014000	USD
CY2014Q4	us-gaap	Operating Loss Carryforwards OperatingLossCarryforwards	300674000	USD
CY2013Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	256938000	USD
CY2014Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	383841000	USD
CY2012	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	753000	USD
CY2013	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	-6026000	USD
CY2014	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	8096000	USD
CY2012	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	623000	USD
CY2013	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	-1607000	USD
CY2014	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	-60128000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Reclassification Adjustments And Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax	14582000	USD
CY2013	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Reclassification Adjustments And Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax	256000	USD
CY2014	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Reclassification Adjustments And Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax	1301000	USD
CY2013	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	6543000	USD
CY2014	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	-76608000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-1770000	USD
CY2013Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	35593000	USD
CY2014Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	174859000	USD
CY2012	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-733000	USD
CY2013	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	165000	USD
CY2014	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	2057000	USD
CY2012	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	0	USD
CY2014	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	1186000	USD
CY2012	us-gaap	Payments Of Distributions To Affiliates PaymentsOfDistributionsToAffiliates	0	USD
CY2014	us-gaap	Payments Of Distributions To Affiliates PaymentsOfDistributionsToAffiliates	0	USD
CY2013	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	8224000	USD
CY2014	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-76817000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-1770000	USD
CY2013	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	8224000	USD
CY2014	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-76817000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	16429000	USD
CY2013	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	-19000	USD
CY2014	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	1212000	USD
CY2013	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	391000	USD
CY2014	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	275000	USD
CY2012	us-gaap	Payments For Proceeds From Derivative Instrument Investing Activities PaymentsForProceedsFromDerivativeInstrumentInvestingActivities	-431000	USD
CY2013	us-gaap	Payments For Proceeds From Derivative Instrument Investing Activities PaymentsForProceedsFromDerivativeInstrumentInvestingActivities	6920000	USD
CY2014	us-gaap	Payments For Proceeds From Derivative Instrument Investing Activities PaymentsForProceedsFromDerivativeInstrumentInvestingActivities	1831000	USD
CY2012	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	10784000	USD
CY2013	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	32918000	USD
CY2014	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	52630000	USD
CY2012	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	2221000	USD
CY2013	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	0	USD
CY2012	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	285521000	USD
CY2013	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	55236000	USD
CY2014	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	77656000	USD
CY2012	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	USD
CY2013	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	178309000	USD
CY2014	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	611087000	USD
CY2012	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	0	USD
CY2013	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	23338000	USD
CY2014	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	0	USD
CY2012	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	127834000	USD
CY2013	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	367150000	USD
CY2014	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	117332000	USD
CY2014	us-gaap	Payments To Acquire Limited Partnership Interests PaymentsToAcquireLimitedPartnershipInterests	0	USD
CY2012	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	386882000	USD
CY2013	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	679222000	USD
CY2014	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	431104000	USD
CY2012	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	0	USD
CY2013	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	0	USD
CY2014	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	-2204000	USD
CY2014Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2013Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2014Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2013Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	13888000	USD
CY2014Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	11807000	USD
CY2014	us-gaap	Proceeds From Repayments Of Restricted Cash Financing Activities ProceedsFromRepaymentsOfRestrictedCashFinancingActivities	0	USD
CY2013	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	7770000	USD
CY2014	us-gaap	Property Plant And Equipment Additions PropertyPlantAndEquipmentAdditions	431104000	USD
CY2013Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	2088014000	USD
CY2014Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	2757557000	USD
CY2013Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	8710000	USD
CY2014Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	136296000	USD
CY2013Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2014Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2013Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	50000000	shares
CY2014Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	50000000	shares
CY2013Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2014Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2013Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2012	us-gaap	Proceeds From Issuance Of Common Limited Partners Units ProceedsFromIssuanceOfCommonLimitedPartnersUnits	0	USD
CY2013	us-gaap	Proceeds From Issuance Of Common Limited Partners Units ProceedsFromIssuanceOfCommonLimitedPartnersUnits	0	USD
CY2014	us-gaap	Proceeds From Issuance Of Common Limited Partners Units ProceedsFromIssuanceOfCommonLimitedPartnersUnits	286088000	USD
CY2012	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	248818000	USD
CY2013	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	0	USD
CY2014	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	0	USD
CY2012	us-gaap	Proceeds From Repayments Of Related Party Debt ProceedsFromRepaymentsOfRelatedPartyDebt	1192000	USD
CY2013	us-gaap	Proceeds From Repayments Of Related Party Debt ProceedsFromRepaymentsOfRelatedPartyDebt	167000	USD
CY2014	us-gaap	Proceeds From Repayments Of Related Party Debt ProceedsFromRepaymentsOfRelatedPartyDebt	0	USD
CY2012	us-gaap	Proceeds From Repayments Of Restricted Cash Financing Activities ProceedsFromRepaymentsOfRestrictedCashFinancingActivities	96433000	USD
CY2013	us-gaap	Proceeds From Repayments Of Restricted Cash Financing Activities ProceedsFromRepaymentsOfRestrictedCashFinancingActivities	0	USD
CY2014	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	342045000	USD
CY2012	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	47655000	USD
CY2013	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	252519000	USD
CY2014	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	342045000	USD
CY2012	us-gaap	Proceeds From Sale Of Available For Sale Securities Equity ProceedsFromSaleOfAvailableForSaleSecuritiesEquity	47655000	USD
CY2013	us-gaap	Proceeds From Sale Of Available For Sale Securities Equity ProceedsFromSaleOfAvailableForSaleSecuritiesEquity	252519000	USD
CY2014	us-gaap	Proceeds From Sale Of Available For Sale Securities Equity ProceedsFromSaleOfAvailableForSaleSecuritiesEquity	342045000	USD
CY2012	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	471000	USD
CY2013	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	151000	USD
CY2014	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	181000	USD
CY2012	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	10369000	USD
CY2013	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	3437000	USD
CY2014	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	5524000	USD
CY2012	us-gaap	Profit Loss ProfitLoss	385555000	USD
CY2013	us-gaap	Profit Loss ProfitLoss	610425000	USD
CY2014	us-gaap	Profit Loss ProfitLoss	685016000	USD
CY2012	us-gaap	Property Plant And Equipment Additions PropertyPlantAndEquipmentAdditions	386882000	USD
CY2013	us-gaap	Property Plant And Equipment Additions PropertyPlantAndEquipmentAdditions	679222000	USD
CY2013Q4	us-gaap	Property Plant And Equipment Other PropertyPlantAndEquipmentOther	180452000	USD
CY2014Q4	us-gaap	Property Plant And Equipment Other PropertyPlantAndEquipmentOther	213707000	USD
CY2012	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	229000	USD
CY2013	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	5514000	USD
CY2014	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	301000	USD
CY2013Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	428457000	USD
CY2014Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	560666000	USD
CY2013	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-1681000	USD
CY2014	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	209000	USD
CY2012	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	250000000	USD
CY2013	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	0	USD
CY2014	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	0	USD
CY2013Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	1954661000	USD
CY2014Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	2555528000	USD
CY2012	us-gaap	Revenues Revenues	319925000	USD
CY2013	us-gaap	Revenues Revenues	322411000	USD
CY2014	us-gaap	Revenues Revenues	147924000	USD
CY2012	us-gaap	Sale Leaseback Transaction Net Proceeds SaleLeasebackTransactionNetProceeds	2304000	USD
CY2013	us-gaap	Sale Leaseback Transaction Net Proceeds SaleLeasebackTransactionNetProceeds	0	USD
CY2014	us-gaap	Sale Leaseback Transaction Net Proceeds SaleLeasebackTransactionNetProceeds	0	USD
CY2012	us-gaap	Sales Revenue Net SalesRevenueNet	3571041000	USD
CY2013Q1	us-gaap	Sales Revenue Net SalesRevenueNet	864647000	USD
CY2013Q2	us-gaap	Sales Revenue Net SalesRevenueNet	939047000	USD
CY2013Q3	us-gaap	Sales Revenue Net SalesRevenueNet	1004165000	USD
CY2013Q4	us-gaap	Sales Revenue Net SalesRevenueNet	951625000	USD
CY2013	us-gaap	Sales Revenue Net SalesRevenueNet	3759484000	USD
CY2014Q1	us-gaap	Sales Revenue Net SalesRevenueNet	1027676000	USD
CY2014Q2	us-gaap	Sales Revenue Net SalesRevenueNet	998576000	USD
CY2014Q3	us-gaap	Sales Revenue Net SalesRevenueNet	1253227000	USD
CY2014Q4	us-gaap	Sales Revenue Net SalesRevenueNet	1135871000	USD
CY2014	us-gaap	Sales Revenue Net SalesRevenueNet	4415350000	USD
CY2012	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	121609000	USD
CY2013	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	147974000	USD
CY2014	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	193359000	USD
CY2012	us-gaap	Share Based Compensation ShareBasedCompensation	6127000	USD
CY2013	us-gaap	Share Based Compensation ShareBasedCompensation	6966000	USD
CY2014	us-gaap	Share Based Compensation ShareBasedCompensation	9261000	USD
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.005
CY2013	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.006
CY2014	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.007
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.457
CY2013	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.445
CY2014	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.357
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.010
CY2013	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.009
CY2014	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.016
CY2014Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	703110	shares
CY2014Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	14.34
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	23991000	USD
CY2013	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	7656000	USD
CY2014	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	14534000	USD
CY2014	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	53008	shares
CY2014	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	172768	shares
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	11.70
CY2013	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	17.03
CY2014	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	20.49
CY2014Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	43331000	USD
CY2013Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	1317230	shares
CY2014Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	1179402	shares
CY2013Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	18.99
CY2014Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	24.89
CY2014	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	21.44
CY2014	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	25.19
CY2014	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	64.86
CY2012	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P5Y
CY2013	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P5Y
CY2014	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P5Y
CY2014Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	32867000	USD
CY2014	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P4Y8M12D
CY2014	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P64M16D
CY2014	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	257588	shares
CY2012	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	10370000	USD
CY2013	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	3437000	USD
CY2014	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	5524000	USD
CY2011Q3	us-gaap	Stock Repurchase Program Authorized Amount StockRepurchaseProgramAuthorizedAmount	100000000	USD
CY2014Q4	us-gaap	Stock Repurchase Program Authorized Amount StockRepurchaseProgramAuthorizedAmount	250000000	USD
CY2013Q4	us-gaap	Stockholders Equity StockholdersEquity	2418603000	USD
CY2014Q4	us-gaap	Stockholders Equity StockholdersEquity	2911511000	USD
CY2011Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1756312000	USD
CY2012Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1872256000	USD
CY2013Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2418603000	USD
CY2014Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	3201888000	USD
CY2014Q1	us-gaap	Stockholders Equity Note Stock Split Conversion Ratio1 StockholdersEquityNoteStockSplitConversionRatio1	2
CY2013Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	1252922	shares
CY2014Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	1787546	shares
CY2013Q4	us-gaap	Treasury Stock Value TreasuryStockValue	46220000	USD
CY2014Q4	us-gaap	Treasury Stock Value TreasuryStockValue	96372000	USD
CY2012	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	10784000	USD
CY2013	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	32918000	USD
CY2014	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	52630000	USD
CY2011Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	3122000	USD
CY2012Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	3122000	USD
CY2013Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	2501000	USD
CY2014Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	0	USD
CY2012	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	0	USD
CY2013	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	621000	USD
CY2014	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	2501000	USD
CY2014Q4	us-gaap	Unrecorded Unconditional Purchase Obligation Balance On Fifth Anniversary UnrecordedUnconditionalPurchaseObligationBalanceOnFifthAnniversary	72128000	USD
CY2014Q4	us-gaap	Unrecorded Unconditional Purchase Obligation Balance On First Anniversary UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary	197563000	USD
CY2014Q4	us-gaap	Unrecorded Unconditional Purchase Obligation Balance On Fourth Anniversary UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary	93187000	USD
CY2014Q4	us-gaap	Unrecorded Unconditional Purchase Obligation Balance On Second Anniversary UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary	141079000	USD
CY2014Q4	us-gaap	Unrecorded Unconditional Purchase Obligation Balance On Third Anniversary UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary	121650000	USD
CY2014	us-gaap	Valuation Allowance Deferred Tax Asset Change In Amount ValuationAllowanceDeferredTaxAssetChangeInAmount	313000	USD
CY2012	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	133282990	shares
CY2013	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	133779250	shares
CY2014	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	133643414	shares
CY2012	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	132578858	shares
CY2013	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	133224256	shares
CY2014	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	133111230	shares
CY2012	us-gaap	Write Off Of Deferred Debt Issuance Cost WriteOffOfDeferredDebtIssuanceCost	1277000	USD
CY2013	us-gaap	Write Off Of Deferred Debt Issuance Cost WriteOffOfDeferredDebtIssuanceCost	0	USD
CY2014	us-gaap	Write Off Of Deferred Debt Issuance Cost WriteOffOfDeferredDebtIssuanceCost	0	USD
CY2013Q4	wlk	Accrued Incentive Compensation Current AccruedIncentiveCompensationCurrent	32374000	USD
CY2014Q4	wlk	Accrued Incentive Compensation Current AccruedIncentiveCompensationCurrent	56487000	USD
CY2013Q4	wlk	Accrued Rebates Current AccruedRebatesCurrent	26399000	USD
CY2014Q4	wlk	Accrued Rebates Current AccruedRebatesCurrent	31039000	USD
CY2013Q4	wlk	Accumulated Amortization Noncurrent Assets Other AccumulatedAmortizationNoncurrentAssetsOther	14489000	USD
CY2014Q4	wlk	Accumulated Amortization Noncurrent Assets Other AccumulatedAmortizationNoncurrentAssetsOther	18245000	USD
CY2013Q4	wlk	Accumulated Amortization Total Deferred Chargesand Other Assets Non Current AccumulatedAmortizationTotalDeferredChargesandOtherAssetsNonCurrent	61373000	USD
CY2014Q4	wlk	Accumulated Amortization Total Deferred Chargesand Other Assets Non Current AccumulatedAmortizationTotalDeferredChargesandOtherAssetsNonCurrent	86020000	USD
CY2013Q4	wlk	Accumulated Amortization Turnaround Costs AccumulatedAmortizationTurnaroundCosts	37276000	USD
CY2014Q4	wlk	Accumulated Amortization Turnaround Costs AccumulatedAmortizationTurnaroundCosts	56493000	USD
CY2013Q4	wlk	Accumulated Other Comprehensive Income Loss Availableforsale Securities Adjustment Tax AccumulatedOtherComprehensiveIncomeLossAvailableforsaleSecuritiesAdjustmentTax	99000	USD
CY2014Q4	wlk	Accumulated Other Comprehensive Income Loss Availableforsale Securities Adjustment Tax AccumulatedOtherComprehensiveIncomeLossAvailableforsaleSecuritiesAdjustmentTax	131000	USD
CY2012	wlk	Adjustments To Additional Paid In Capital Share Based Compensation Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRequisiteServicePeriodRecognition	18094000	USD
CY2013	wlk	Adjustments To Additional Paid In Capital Share Based Compensation Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRequisiteServicePeriodRecognition	12415000	USD
CY2014	wlk	Adjustments To Additional Paid In Capital Share Based Compensation Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRequisiteServicePeriodRecognition	15964000	USD
CY2012	wlk	Amortization Of Other Assets AmortizationOfOtherAssets	25131000	USD
CY2013	wlk	Amortization Of Other Assets AmortizationOfOtherAssets	30045000	USD
CY2014	wlk	Amortization Of Other Assets AmortizationOfOtherAssets	35986000	USD
CY2013Q4	wlk	Availableforsale Debt Securities Gross Unrealized Gain Accumulated In Investments AvailableforsaleDebtSecuritiesGrossUnrealizedGainAccumulatedInInvestments	434000	USD
CY2014Q4	wlk	Availableforsale Debt Securities Gross Unrealized Gain Accumulated In Investments AvailableforsaleDebtSecuritiesGrossUnrealizedGainAccumulatedInInvestments	364000	USD
CY2013Q4	wlk	Availableforsale Debt Securities Gross Unrealized Loss Accumulated In Investments AvailableforsaleDebtSecuritiesGrossUnrealizedLossAccumulatedInInvestments	159000	USD
CY2014Q4	wlk	Availableforsale Debt Securities Gross Unrealized Loss Accumulated In Investments AvailableforsaleDebtSecuritiesGrossUnrealizedLossAccumulatedInInvestments	0	USD
CY2014	wlk	Common Stock Other Rights CommonStockOtherRights	The Company's common stock has no preemptive or conversion rights or other subscription rights.
CY2014Q4	wlk	Common Stock Redemption Provision CommonStockRedemptionProvision	0	USD
CY2014Q4	wlk	Common Stock Sinking Fund Provision CommonStockSinkingFundProvision	0	USD
CY2014	wlk	Common Stock Voting Rights Numberof Votes Per Share CommonStockVotingRightsNumberofVotesPerShare	1	vote
CY2013Q4	wlk	Deferred Tax Liabilities Parents Basis In Consolidated Partnerships DeferredTaxLiabilitiesParentsBasisInConsolidatedPartnerships	0	USD
CY2014Q4	wlk	Deferred Tax Liabilities Parents Basis In Consolidated Partnerships DeferredTaxLiabilitiesParentsBasisInConsolidatedPartnerships	194480000	USD
CY2014	wlk	Defined Benefit Plan Target Allocation Percentage Of Assets Discretionary Range DefinedBenefitPlanTargetAllocationPercentageOfAssetsDiscretionaryRange	0.10
CY2014	wlk	Defined Benefit Plan Target Allocation Percentage Of Assets Long Term DefinedBenefitPlanTargetAllocationPercentageOfAssetsLongTerm	0.55
CY2014	wlk	Defined Benefit Plan Target Allocation Percentage Of Assets Short Term DefinedBenefitPlanTargetAllocationPercentageOfAssetsShortTerm	0.45
CY2012	wlk	Depreciation And Amortization Including Amortization Of Debt Issuance Costs DepreciationAndAmortizationIncludingAmortizationOfDebtIssuanceCosts	146055000	USD
CY2013	wlk	Depreciation And Amortization Including Amortization Of Debt Issuance Costs DepreciationAndAmortizationIncludingAmortizationOfDebtIssuanceCosts	159267000	USD
CY2014	wlk	Depreciation And Amortization Including Amortization Of Debt Issuance Costs DepreciationAndAmortizationIncludingAmortizationOfDebtIssuanceCosts	210159000	USD
CY2014	wlk	Finite Lived Intangible Assets Amortization Period Maximum FiniteLivedIntangibleAssetsAmortizationPeriodMaximum	P20Y
CY2014	wlk	Finite Lived Intangible Assets Amortization Period Minimum FiniteLivedIntangibleAssetsAmortizationPeriodMinimum	P2Y
CY2012	wlk	Income Loss Before Income Taxes IncomeLossBeforeIncomeTaxes	585169000	USD
CY2013	wlk	Income Loss Before Income Taxes IncomeLossBeforeIncomeTaxes	942172000	USD
CY2014	wlk	Income Loss Before Income Taxes IncomeLossBeforeIncomeTaxes	1083918000	USD
CY2012	wlk	Income Loss From Continuing Operations Before Income Taxes IncomeLossFromContinuingOperationsBeforeIncomeTaxes	585169000	USD
CY2013	wlk	Income Loss From Continuing Operations Before Income Taxes IncomeLossFromContinuingOperationsBeforeIncomeTaxes	942172000	USD
CY2014	wlk	Income Loss From Continuing Operations Before Income Taxes IncomeLossFromContinuingOperationsBeforeIncomeTaxes	1083918000	USD
CY2012	wlk	Income Loss From Equity Method Investments Subsidiaries IncomeLossFromEquityMethodInvestmentsSubsidiaries	0	USD
CY2013	wlk	Income Loss From Equity Method Investments Subsidiaries IncomeLossFromEquityMethodInvestmentsSubsidiaries	0	USD
CY2014	wlk	Income Loss From Equity Method Investments Subsidiaries IncomeLossFromEquityMethodInvestmentsSubsidiaries	0	USD
CY2012	wlk	Increase Decrease In Prepaid Expenses And Other Current Assets IncreaseDecreaseInPrepaidExpensesAndOtherCurrentAssets	2205000	USD
CY2013	wlk	Increase Decrease In Prepaid Expenses And Other Current Assets IncreaseDecreaseInPrepaidExpensesAndOtherCurrentAssets	475000	USD
CY2014	wlk	Increase Decrease In Prepaid Expenses And Other Current Assets IncreaseDecreaseInPrepaidExpensesAndOtherCurrentAssets	-7461000	USD
CY2013Q4	wlk	Intangible Assets Accumulated Amortization IntangibleAssetsAccumulatedAmortization	60203000	USD
CY2014Q4	wlk	Intangible Assets Accumulated Amortization IntangibleAssetsAccumulatedAmortization	60736000	USD
CY2013Q4	wlk	Intangible Assets Gross Including Goodwill IntangibleAssetsGrossIncludingGoodwill	219249000	USD
CY2014Q4	wlk	Intangible Assets Gross Including Goodwill IntangibleAssetsGrossIncludingGoodwill	279167000	USD
CY2013Q4	wlk	Inventory Supplies InventorySupplies	58575000	USD
CY2014Q4	wlk	Inventory Supplies InventorySupplies	66232000	USD
CY2014Q4	wlk	Joint Ventures Retained Earnings Accumulated Deficit JointVenturesRetainedEarningsAccumulatedDeficit	5619000	USD
CY2014	wlk	Line Of Credit Facility Permitted Increase LineOfCreditFacilityPermittedIncrease	25000000	USD
CY2014	wlk	Maximum Unrestricted Distributions Allowable Under Debt Covenants MaximumUnrestrictedDistributionsAllowableUnderDebtCovenants	100000000	USD
CY2014Q4	wlk	Minimum Debt Amount Guaranteed By Subsidiaries MinimumDebtAmountGuaranteedBySubsidiaries	5000000	USD
CY2012	wlk	Net Income Loss Available To Common Stockholders NetIncomeLossAvailableToCommonStockholders	383395000	USD
CY2013	wlk	Net Income Loss Available To Common Stockholders NetIncomeLossAvailableToCommonStockholders	607863000	USD
CY2014	wlk	Net Income Loss Available To Common Stockholders NetIncomeLossAvailableToCommonStockholders	677021000	USD
CY2012	wlk	Net Income Loss Available To Participating Securities NetIncomeLossAvailableToParticipatingSecurities	2160000	USD
CY2013	wlk	Net Income Loss Available To Participating Securities NetIncomeLossAvailableToParticipatingSecurities	2562000	USD
CY2014	wlk	Net Income Loss Available To Participating Securities NetIncomeLossAvailableToParticipatingSecurities	1502000	USD
CY2013Q4	wlk	Noncurrent Assets Other Gross NoncurrentAssetsOtherGross	31288000	USD
CY2014Q4	wlk	Noncurrent Assets Other Gross NoncurrentAssetsOtherGross	49546000	USD
CY2013Q4	wlk	Noncurrent Assets Other Net NoncurrentAssetsOtherNet	16799000	USD
CY2014Q4	wlk	Noncurrent Assets Other Net NoncurrentAssetsOtherNet	31301000	USD
CY2014	wlk	Number Of Multiemployer Plans NumberOfMultiemployerPlans	2	plan
CY2014Q4	wlk	Number Of Plants NumberOfPlants	12	plant
CY2014	wlk	Number Of Segments NumberOfSegments	2	Segment
CY2014	wlk	Number Of Subsidiaries Company Provides Post Retirement Healthcare Benefit NumberOfSubsidiariesCompanyProvidesPostRetirementHealthcareBenefit	2	subsidiary
CY2014	wlk	Numberof Credit Rating Agencies NumberofCreditRatingAgencies	2
CY2013Q4	wlk	Other Assets Noncurrent Accumulated Amortization OtherAssetsNoncurrentAccumulatedAmortization	121576000	USD
CY2014Q4	wlk	Other Assets Noncurrent Accumulated Amortization OtherAssetsNoncurrentAccumulatedAmortization	146756000	USD
CY2013Q4	wlk	Other Assets Noncurrent Gross OtherAssetsNoncurrentGross	378514000	USD
CY2014Q4	wlk	Other Assets Noncurrent Gross OtherAssetsNoncurrentGross	530597000	USD
CY2012	wlk	Other Comprehensive Income Loss Amortization Of Benefits Liability Before Tax OtherComprehensiveIncomeLossAmortizationOfBenefitsLiabilityBeforeTax	-2340000	USD
CY2013	wlk	Other Comprehensive Income Loss Amortization Of Benefits Liability Before Tax OtherComprehensiveIncomeLossAmortizationOfBenefitsLiabilityBeforeTax	-2712000	USD
CY2014	wlk	Other Comprehensive Income Loss Amortization Of Benefits Liability Before Tax OtherComprehensiveIncomeLossAmortizationOfBenefitsLiabilityBeforeTax	-924000	USD
CY2012	wlk	Other Comprehensive Income Loss Income Tax Provision Benefit On Available For Sale Investment OtherComprehensiveIncomeLossIncomeTaxProvisionBenefitOnAvailableForSaleInvestment	-662000	USD
CY2013	wlk	Other Comprehensive Income Loss Income Tax Provision Benefit On Available For Sale Investment OtherComprehensiveIncomeLossIncomeTaxProvisionBenefitOnAvailableForSaleInvestment	99000	USD
CY2014	wlk	Other Comprehensive Income Loss Income Tax Provision Benefit On Available For Sale Investment OtherComprehensiveIncomeLossIncomeTaxProvisionBenefitOnAvailableForSaleInvestment	32000	USD
CY2012	wlk	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax Excluding Amortization Liability OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTaxExcludingAmortizationLiability	4301000	USD
CY2013	wlk	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax Excluding Amortization Liability OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTaxExcludingAmortizationLiability	-12969000	USD
CY2014	wlk	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax Excluding Amortization Liability OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTaxExcludingAmortizationLiability	25766000	USD
CY2013Q4	wlk	Other Receivables Current OtherReceivablesCurrent	8761000	USD
CY2014Q4	wlk	Other Receivables Current OtherReceivablesCurrent	39232000	USD
CY2012	wlk	Payments For Construction Of Assets Pending Sale Leaseback PaymentsForConstructionOfAssetsPendingSaleLeaseback	4308000	USD
CY2013	wlk	Payments For Construction Of Assets Pending Sale Leaseback PaymentsForConstructionOfAssetsPendingSaleLeaseback	136000	USD
CY2014	wlk	Payments For Construction Of Assets Pending Sale Leaseback PaymentsForConstructionOfAssetsPendingSaleLeaseback	0	USD
CY2014	wlk	Plant And Equipment Planned Major Maintenance Activities Amortization Period Maximum PlantAndEquipmentPlannedMajorMaintenanceActivitiesAmortizationPeriodMaximum	P6Y
CY2014	wlk	Plant And Equipment Planned Major Maintenance Activities Amortization Period Minimum PlantAndEquipmentPlannedMajorMaintenanceActivitiesAmortizationPeriodMinimum	P3Y
CY2012	wlk	Proceeds From Repayments Of Intercompany Financing ProceedsFromRepaymentsOfIntercompanyFinancing	0	USD
CY2013	wlk	Proceeds From Repayments Of Intercompany Financing ProceedsFromRepaymentsOfIntercompanyFinancing	0	USD
CY2014	wlk	Proceeds From Repayments Of Intercompany Financing ProceedsFromRepaymentsOfIntercompanyFinancing	0	USD
CY2012	wlk	Proceeds From Repaymentsof Acquired Loan ProceedsFromRepaymentsofAcquiredLoan	0	USD
CY2013	wlk	Proceeds From Repaymentsof Acquired Loan ProceedsFromRepaymentsofAcquiredLoan	0	USD
CY2014	wlk	Proceeds From Repaymentsof Acquired Loan ProceedsFromRepaymentsofAcquiredLoan	45923000	USD
CY2013Q4	wlk	Property Plant And Equipment Gross Excluding Construction In Progress PropertyPlantAndEquipmentGrossExcludingConstructionInProgress	3202010000	USD
CY2014Q4	wlk	Property Plant And Equipment Gross Excluding Construction In Progress PropertyPlantAndEquipmentGrossExcludingConstructionInProgress	3933481000	USD
CY2013Q4	wlk	Property Plant And Equipment Net Excluding Construction In Progress PropertyPlantAndEquipmentNetExcludingConstructionInProgress	1822755000	USD
CY2014Q4	wlk	Property Plant And Equipment Net Excluding Construction In Progress PropertyPlantAndEquipmentNetExcludingConstructionInProgress	2402150000	USD
CY2013Q4	wlk	Total Deferred Chargesand Other Assets Non Current Net TotalDeferredChargesandOtherAssetsNonCurrentNet	97892000	USD
CY2014Q4	wlk	Total Deferred Chargesand Other Assets Non Current Net TotalDeferredChargesandOtherAssetsNonCurrentNet	165410000	USD
CY2013Q4	wlk	Total Deferred Chargesand Other Assets Noncurrent Gross TotalDeferredChargesandOtherAssetsNoncurrentGross	159265000	USD
CY2014Q4	wlk	Total Deferred Chargesand Other Assets Noncurrent Gross TotalDeferredChargesandOtherAssetsNoncurrentGross	251430000	USD
CY2013Q4	wlk	Trade Customer And Affiliate Receivable Net Current TradeCustomerAndAffiliateReceivableNetCurrent	398876000	USD
CY2014Q4	wlk	Trade Customer And Affiliate Receivable Net Current TradeCustomerAndAffiliateReceivableNetCurrent	512515000	USD
CY2013Q4	wlk	Turnaround Costs Gross TurnaroundCostsGross	107732000	USD
CY2014Q4	wlk	Turnaround Costs Gross TurnaroundCostsGross	107892000	USD
CY2013Q4	wlk	Turnaround Costs Net TurnaroundCostsNet	70456000	USD
CY2014Q4	wlk	Turnaround Costs Net TurnaroundCostsNet	51399000	USD
CY2014	us-gaap	Revenue Recognition Accounting Policy Gross And Net Revenue Disclosure RevenueRecognitionAccountingPolicyGrossAndNetRevenueDisclosure	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-top:18px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-style:italic;font-weight:bold;">Revenue Recognition</font></div><div style="line-height:120%;padding-top:6px;text-indent:32px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Revenue is recognized when persuasive evidence of an arrangement exists, products are delivered to the customer, the sales price is fixed or determinable and collectability is reasonably assured. For domestic contracts, title and risk of loss passes to the customer upon delivery under executed customer purchase orders or contracts. For export contracts, the title and risk of loss passes to customers at the time specified by each contract. Provisions for discounts, rebates and returns are provided for in the same period as the related sales are recorded.</font></div></div>
CY2014	us-gaap	Use Of Estimates UseOfEstimates	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-top:18px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-style:italic;font-weight:bold;">Use of Estimates</font></div><div style="line-height:120%;padding-top:6px;text-indent:32px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">The preparation of financial statements in conformity with accounting principles generally accepted in the United States of America requires management to make estimates and assumptions that affect the reported amounts of assets, liabilities, revenues and expenses, and the disclosure of contingent assets and liabilities. Actual results could differ from those estimates.</font></div></div>

Files In Submission

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wlk-20141231.xml	Edgar Link	completed
wlk-20141231.xsd	Edgar Link	pending
wlk-20141231_cal.xml	Edgar Link	unprocessable
wlk-20141231_def.xml	Edgar Link	unprocessable
wlk-20141231_lab.xml	Edgar Link	unprocessable
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$WLK
WESTLAKE CORP Stock $wlk

2014 Form 10-K Financial Statement

#000126282315000007 Filed on February 25, 2015

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$WLK WESTLAKE CORP Stock $wlk

2014 Form 10-K Financial Statement

#000126282315000007 Filed on February 25, 2015

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$WLK
WESTLAKE CORP Stock $wlk