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9. COMMITMENTS AND CONTINGENCIES (Details - Operating leases) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2014
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2015 | $ 59,980us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent
2016 | 53,969us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears
2017 | 46,223us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears
2018 | 35,350us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears
2019 | 26,327us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears
Thereafter | 81,976us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter
Total operating lease payments | 303,825us-gaap_OperatingLeasesFutureMinimumPaymentsDue
Facilities |
2015 | 49,817us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent / us-gaap_PropertySubjectToOrAvailableForOperatingLeaseAxis = rdnt_FacilitiesMember
2016 | 43,928us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears / us-gaap_PropertySubjectToOrAvailableForOperatingLeaseAxis = rdnt_FacilitiesMember
2017 | 37,677us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears / us-gaap_PropertySubjectToOrAvailableForOperatingLeaseAxis = rdnt_FacilitiesMember
2018 | 30,778us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears / us-gaap_PropertySubjectToOrAvailableForOperatingLeaseAxis = rdnt_FacilitiesMember
2019 | 25,240us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears / us-gaap_PropertySubjectToOrAvailableForOperatingLeaseAxis = rdnt_FacilitiesMember
Thereafter | 81,968us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter / us-gaap_PropertySubjectToOrAvailableForOperatingLeaseAxis = rdnt_FacilitiesMember
Total operating lease payments | 269,408us-gaap_OperatingLeasesFutureMinimumPaymentsDue / us-gaap_PropertySubjectToOrAvailableForOperatingLeaseAxis = rdnt_FacilitiesMember
Equipment |
2015 | 10,163us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent / us-gaap_PropertySubjectToOrAvailableForOperatingLeaseAxis = us-gaap_EquipmentMember
2016 | 10,041us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears / us-gaap_PropertySubjectToOrAvailableForOperatingLeaseAxis = us-gaap_EquipmentMember
2017 | 8,546us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears / us-gaap_PropertySubjectToOrAvailableForOperatingLeaseAxis = us-gaap_EquipmentMember
2018 | 4,572us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears / us-gaap_PropertySubjectToOrAvailableForOperatingLeaseAxis = us-gaap_EquipmentMember
2019 | 1,087us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears / us-gaap_PropertySubjectToOrAvailableForOperatingLeaseAxis = us-gaap_EquipmentMember
Thereafter | 8us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter / us-gaap_PropertySubjectToOrAvailableForOperatingLeaseAxis = us-gaap_EquipmentMember
Total operating lease payments | $ 34,417us-gaap_OperatingLeasesFutureMinimumPaymentsDue / us-gaap_PropertySubjectToOrAvailableForOperatingLeaseAxis = us-gaap_EquipmentMember

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- Definition Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 55 -Paragraph 40 -Subparagraph (Note 3) -URI http://asc.fasb.org/extlink&oid=6584154&loc=d3e38371-112697 + Details
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- Definition Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 55 -Paragraph 40 -Subparagraph (Note 3) -URI http://asc.fasb.org/extlink&oid=6584154&loc=d3e38371-112697 + Details
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- Definition Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 55 -Paragraph 40 -Subparagraph (Note 3) -URI http://asc.fasb.org/extlink&oid=6584154&loc=d3e38371-112697 + Details
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- Definition Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 55 -Paragraph 40 -Subparagraph (Note 3) -URI http://asc.fasb.org/extlink&oid=6584154&loc=d3e38371-112697 + Details
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- Definition Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 55 -Paragraph 40 -Subparagraph (Note 3) -URI http://asc.fasb.org/extlink&oid=6584154&loc=d3e38371-112697 + Details
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- Definition Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 55 -Paragraph 40 -Subparagraph (Note 3) -URI http://asc.fasb.org/extlink&oid=6584154&loc=d3e38371-112697 + Details
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- Definition Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 55 -Paragraph 40 -Subparagraph (Note 3) -URI http://asc.fasb.org/extlink&oid=6584154&loc=d3e38371-112697 + Details
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- Details
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