Schedule I - Condensed Statements of Income (Detail) (USD $) In Thousands, unless otherwise specified
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3 Months Ended |
12 Months Ended |
Dec. 31, 2014
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Sep. 30, 2014
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Jun. 30, 2014
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Mar. 31, 2014
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Dec. 31, 2013
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Sep. 30, 2013
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Jun. 30, 2013
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Mar. 31, 2013
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Dec. 31, 2014
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Dec. 31, 2013
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Dec. 31, 2012
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Condensed Income Statements, Captions [Line Items] |
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Selling, general and administrative |
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$ 882,338us-gaap_SellingGeneralAndAdministrativeExpense |
$ 860,510us-gaap_SellingGeneralAndAdministrativeExpense |
$ 817,755us-gaap_SellingGeneralAndAdministrativeExpense |
Loss from operations |
158,932us-gaap_OperatingIncomeLoss |
149,142us-gaap_OperatingIncomeLoss |
141,000us-gaap_OperatingIncomeLoss |
141,316us-gaap_OperatingIncomeLoss |
127,012us-gaap_OperatingIncomeLoss |
125,259us-gaap_OperatingIncomeLoss |
94,897us-gaap_OperatingIncomeLoss |
115,165us-gaap_OperatingIncomeLoss |
590,390us-gaap_OperatingIncomeLoss |
462,333us-gaap_OperatingIncomeLoss |
396,435us-gaap_OperatingIncomeLoss |
Interest income |
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3,410us-gaap_InvestmentIncomeInterest |
3,937us-gaap_InvestmentIncomeInterest |
3,067us-gaap_InvestmentIncomeInterest |
Interest expense |
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(100,589)us-gaap_InterestExpense |
(123,508)us-gaap_InterestExpense |
(134,371)us-gaap_InterestExpense |
Loss on extinguishment of debt |
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19,831us-gaap_GainsLossesOnExtinguishmentOfDebt |
1,275us-gaap_GainsLossesOnExtinguishmentOfDebt |
Other expense (income), net |
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8,978us-gaap_OtherNonoperatingIncomeExpense |
185us-gaap_OtherNonoperatingIncomeExpense |
3,572us-gaap_OtherNonoperatingIncomeExpense |
Loss before income taxes and equity in earnings of subsidiary |
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502,189us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments |
323,116us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments |
267,428us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments |
Income tax benefit |
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8,100us-gaap_IncomeTaxExpenseBenefit |
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150,056us-gaap_IncomeTaxExpenseBenefit |
95,965us-gaap_IncomeTaxExpenseBenefit |
93,364us-gaap_IncomeTaxExpenseBenefit |
Net income |
88,426us-gaap_NetIncomeLoss |
92,654us-gaap_NetIncomeLoss |
85,120us-gaap_NetIncomeLoss |
90,183us-gaap_NetIncomeLoss |
72,996us-gaap_NetIncomeLoss |
66,769us-gaap_NetIncomeLoss |
38,517us-gaap_NetIncomeLoss |
48,309us-gaap_NetIncomeLoss |
356,383us-gaap_NetIncomeLoss |
226,591us-gaap_NetIncomeLoss |
177,546us-gaap_NetIncomeLoss |
Parent Company [Member] |
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Condensed Income Statements, Captions [Line Items] |
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Selling, general and administrative |
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1,509us-gaap_SellingGeneralAndAdministrativeExpense / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
2us-gaap_SellingGeneralAndAdministrativeExpense / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
23us-gaap_SellingGeneralAndAdministrativeExpense / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
Loss from operations |
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(1,509)us-gaap_OperatingIncomeLoss / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
(2)us-gaap_OperatingIncomeLoss / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
(23)us-gaap_OperatingIncomeLoss / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
Interest income |
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(52)us-gaap_InvestmentIncomeInterest / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
(6)us-gaap_InvestmentIncomeInterest / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
(14)us-gaap_InvestmentIncomeInterest / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
Interest expense |
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9,242us-gaap_InterestExpense / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
21,134us-gaap_InterestExpense / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
Loss on extinguishment of debt |
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15,501us-gaap_GainsLossesOnExtinguishmentOfDebt / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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Other expense (income), net |
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8us-gaap_OtherNonoperatingIncomeExpense / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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Loss before income taxes and equity in earnings of subsidiary |
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(1,465)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
(24,739)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
(21,143)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
Income tax benefit |
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(810)us-gaap_IncomeTaxExpenseBenefit / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
(9,347)us-gaap_IncomeTaxExpenseBenefit / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
(7,601)us-gaap_IncomeTaxExpenseBenefit / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
Loss before equity in earnings of subsidiary |
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(655)q_IncomeLossFromContinuingOperationsAfterIncomeTaxesAndBeforeEquityInEarningsOfSubsidiaries / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
(15,392)q_IncomeLossFromContinuingOperationsAfterIncomeTaxesAndBeforeEquityInEarningsOfSubsidiaries / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
(13,542)q_IncomeLossFromContinuingOperationsAfterIncomeTaxesAndBeforeEquityInEarningsOfSubsidiaries / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
Equity in earnings of subsidiary |
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357,038q_EquityInEarningsOfSubsidiaries / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
241,983q_EquityInEarningsOfSubsidiaries / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
191,088q_EquityInEarningsOfSubsidiaries / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
Net income |
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$ 356,383us-gaap_NetIncomeLoss / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
$ 226,591us-gaap_NetIncomeLoss / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
$ 177,546us-gaap_NetIncomeLoss / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |