QUARTERLY RESULTS (Unaudited) (Details) (USD $) In Millions, except Share data in Thousands, unless otherwise specified
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3 Months Ended |
12 Months Ended |
Dec. 31, 2014
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Sep. 30, 2014
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Jun. 30, 2014
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Mar. 31, 2014
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Dec. 31, 2013
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Sep. 30, 2013
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Jun. 30, 2013
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Mar. 31, 2013
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Dec. 31, 2014
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Dec. 31, 2013
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Dec. 31, 2012
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QUARTERLY RESULTS (Unaudited) [Abstract] |
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Sales |
$ 433.4us-gaap_SalesRevenueGoodsNet |
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$ 240.5us-gaap_SalesRevenueGoodsNet |
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$ 186.6us-gaap_SalesRevenueGoodsNet |
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$ 422.0us-gaap_SalesRevenueGoodsNet |
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$ 387.4us-gaap_SalesRevenueGoodsNet |
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$ 184.7us-gaap_SalesRevenueGoodsNet |
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$ 173.8us-gaap_SalesRevenueGoodsNet |
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$ 383.7us-gaap_SalesRevenueGoodsNet |
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$ 1,282.5us-gaap_SalesRevenueGoodsNet |
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$ 1,129.6us-gaap_SalesRevenueGoodsNet |
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$ 941.9us-gaap_SalesRevenueGoodsNet |
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Gross profit |
141.8us-gaap_GrossProfit |
[1] |
149.8us-gaap_GrossProfit |
[1] |
37.5us-gaap_GrossProfit |
[1] |
92.3us-gaap_GrossProfit |
[1] |
107.0us-gaap_GrossProfit |
[1] |
45.8us-gaap_GrossProfit |
[1] |
41.9us-gaap_GrossProfit |
[1] |
91.3us-gaap_GrossProfit |
[1] |
421.4us-gaap_GrossProfit |
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286.0us-gaap_GrossProfit |
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227.1us-gaap_GrossProfit |
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Net earnings (loss) |
80.5us-gaap_NetIncomeLoss |
[1] |
87.9us-gaap_NetIncomeLoss |
[1] |
(0.7)us-gaap_NetIncomeLoss |
[1] |
50.2us-gaap_NetIncomeLoss |
[1] |
58.4us-gaap_NetIncomeLoss |
[1] |
15.4us-gaap_NetIncomeLoss |
[1] |
10.6us-gaap_NetIncomeLoss |
[1] |
46.4us-gaap_NetIncomeLoss |
[1] |
217.9us-gaap_NetIncomeLoss |
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130.8us-gaap_NetIncomeLoss |
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88.9us-gaap_NetIncomeLoss |
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Net earnings (loss) per share, basic (in dollars per share) |
$ 2.38us-gaap_EarningsPerShareBasic |
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$ 2.60us-gaap_EarningsPerShareBasic |
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$ (0.02)us-gaap_EarningsPerShareBasic |
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$ 1.49us-gaap_EarningsPerShareBasic |
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$ 1.73us-gaap_EarningsPerShareBasic |
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$ 0.46us-gaap_EarningsPerShareBasic |
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$ 0.32us-gaap_EarningsPerShareBasic |
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$ 1.38us-gaap_EarningsPerShareBasic |
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$ 6.45us-gaap_EarningsPerShareBasic |
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$ 3.89us-gaap_EarningsPerShareBasic |
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$ 2.65us-gaap_EarningsPerShareBasic |
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Net earnings (loss) per share, diluted (in dollars per share) |
$ 2.38us-gaap_EarningsPerShareDiluted |
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$ 2.60us-gaap_EarningsPerShareDiluted |
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$ (0.02)us-gaap_EarningsPerShareDiluted |
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$ 1.49us-gaap_EarningsPerShareDiluted |
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$ 1.73us-gaap_EarningsPerShareDiluted |
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$ 0.46us-gaap_EarningsPerShareDiluted |
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$ 0.32us-gaap_EarningsPerShareDiluted |
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$ 1.38us-gaap_EarningsPerShareDiluted |
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$ 6.44us-gaap_EarningsPerShareDiluted |
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$ 3.88us-gaap_EarningsPerShareDiluted |
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$ 2.65us-gaap_EarningsPerShareDiluted |
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Basic weighted-average shares outstanding (in shares) |
33,600us-gaap_WeightedAverageNumberOfSharesOutstandingBasic |
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33,575us-gaap_WeightedAverageNumberOfSharesOutstandingBasic |
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33,549us-gaap_WeightedAverageNumberOfSharesOutstandingBasic |
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33,502us-gaap_WeightedAverageNumberOfSharesOutstandingBasic |
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33,477us-gaap_WeightedAverageNumberOfSharesOutstandingBasic |
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33,469us-gaap_WeightedAverageNumberOfSharesOutstandingBasic |
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33,380us-gaap_WeightedAverageNumberOfSharesOutstandingBasic |
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33,282us-gaap_WeightedAverageNumberOfSharesOutstandingBasic |
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33,557us-gaap_WeightedAverageNumberOfSharesOutstandingBasic |
[2] |
33,403us-gaap_WeightedAverageNumberOfSharesOutstandingBasic |
[2] |
33,109us-gaap_WeightedAverageNumberOfSharesOutstandingBasic |
[2] |
Diluted weighted-average shares outstanding (in shares) |
33,617us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding |
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33,601us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding |
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33,549us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding |
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33,520us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding |
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33,487us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding |
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33,484us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding |
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33,411us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding |
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33,309us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding |
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33,581us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding |
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33,420us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding |
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33,135us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding |
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Gain from the settlement of an insurance claim |
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83.3us-gaap_GainOnBusinessInterruptionInsuranceRecovery |
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9.0us-gaap_GainOnBusinessInterruptionInsuranceRecovery |
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83.3us-gaap_GainOnBusinessInterruptionInsuranceRecovery |
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0us-gaap_GainOnBusinessInterruptionInsuranceRecovery |
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0us-gaap_GainOnBusinessInterruptionInsuranceRecovery |
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Gain from the settlement of an insurance claim, net of taxes |
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60.6cmp_GainOnBusinessInterruptionInsuranceRecoveryNetTax |
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5.7cmp_GainOnBusinessInterruptionInsuranceRecoveryNetTax |
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Gain on product cost |
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82.3cmp_GainOnProductCost |
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Gain on selling, general and administrative expenses |
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1.0cmp_GainOnSellingGeneralAndAdministrativeExpense |
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Cost related to refinancing |
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6.9us-gaap_DebtIssuanceCosts |
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Cost related to refinancing, net of tax |
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5.1cmp_DebtIssuanceCostsNetTax |
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Charges incurred resulting from a court decision |
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4.7us-gaap_LitigationSettlementExpense |
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Charges incurred resulting from a court decision, net of taxes |
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$ 2.8us-gaap_LitigationSettlementAmount |
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8% Senior Notes [Member] |
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Quarterly Financial Information [Line Items] |
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Stated interest rate (in hundredths) |
8.00%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember |
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8.00%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember |
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8.00%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember |
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4.875% Senior Notes [Member] |
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Quarterly Financial Information [Line Items] |
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Stated interest rate (in hundredths) |
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4.875%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_LongtermDebtTypeAxis = cmp_Four875SeniorNotesMember |
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