2.4.0.81081 - Disclosure - Schedule of Contractual Cash Obligations relating to Existing Capital Leases (Detail)truefalseIn Thousands, unless otherwise specifiedfalse1false USDfalsefalse$eol_PE5807----1310-K0007_STD_0_20130630_0http://www.sec.gov/CIK0000707549instant2013-06-30T00:00:000001-01-01T00:00:00iso4217_USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$1true 3us-gaap_CapitalLeasedAssetsLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse02false 4us-gaap_CapitalLeasesFutureMinimumPaymentsDueCurrentus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse18490001849USD$falsetruefalsexbrli:monetaryItemTypemonetaryAmount of minimum lease payments maturing in the next fiscal year following the latest fiscal year for capital leases.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6455398&loc=d3e45280-112737 false23false 4us-gaap_CapitalLeasesFutureMinimumPaymentsDueInTwoYearsus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse18280001828falsefalsefalsexbrli:monetaryItemTypemonetaryAmount of minimum lease payments maturing in the second fiscal year following the latest fiscal year for capital leases.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6455398&loc=d3e45280-112737 false24false 4us-gaap_CapitalLeasesFutureMinimumPaymentsDueInThreeYearsus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse17970001797falsefalsefalsexbrli:monetaryItemTypemonetaryAmount of minimum lease payments maturing in the third fiscal year following the latest fiscal year for capital leases.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6455398&loc=d3e45280-112737 false25false 4us-gaap_CapitalLeasesFutureMinimumPaymentsDueInFourYearsus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse85070008507falsefalsefalsexbrli:monetaryItemTypemonetaryAmount of minimum lease payments maturing in the forth fiscal year following the latest fiscal year for capital leases.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6455398&loc=d3e45280-112737 false26false 4us-gaap_CapitalLeasesFutureMinimumPaymentsDueInFiveYearsus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00  falsefalsefalsexbrli:monetaryItemTypemonetaryAmount of minimum lease payments maturing in the fifth fiscal year following the latest fiscal year for capital leases.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6455398&loc=d3e45280-112737 false27false 4us-gaap_CapitalLeasesFutureMinimumPaymentsDueThereafterus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00  falsefalsefalsexbrli:monetaryItemTypemonetaryAmount of minimum lease payments maturing after the fifth fiscal year following the latest fiscal year for capital leases.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6455398&loc=d3e45280-112737 false28false 4us-gaap_CapitalLeasesFutureMinimumPaymentsDueus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalsetotalLabel1truefalsefalse1398100013981falsefalsefalsexbrli:monetaryItemTypemonetaryAmount of minimum lease payments for capital leases.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6455398&loc=d3e45280-112737 true29false 4us-gaap_CapitalLeasesFutureMinimumPaymentsInterestIncludedInPaymentsus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse492000492falsefalsefalsexbrli:monetaryItemTypemonetaryAmount necessary to reduce net minimum lease payments to present value for capital leases.Reference 1: 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-Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6455398&loc=d3e45280-112737 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6455314&loc=d3e45023-112735 false211false 4us-gaap_CapitalLeaseObligationsNoncurrentus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse1184800011848USD$falsetruefalsexbrli:monetaryItemTypemonetaryAmount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal, through the 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