XML 53 R37.htm IDEA: XBRL DOCUMENT
v3.7.0.1

STREAM AND ROYALTY INTERESTS, NET - Summary (Details) - USD ($) $ in Thousands | Jun. 30, 2017 | Jun. 30, 2016 | Mar. 31, 2016 | Dec. 30, 2015 | Sep. 30, 2014
--- | --- | --- | --- | --- | ---
Cost | $ 3,624,495 | $ 3,551,575 |  |  |
Accumulated Depletion | (732,239) | (607,370) |  |  |
Impairments |  | (96,118) |  |  |
Net | 2,892,256 | 2,848,087 |  |  |
Wassa and Prestea |  |  |  |  |
Cost |  |  |  | $ 145,000 |
Other |  |  |  |  |
Net |  |  | $ 0 |  | $ 0
Production stage stream interests |  |  |  |  |
Cost | 1,935,696 | 1,878,045 |  |  |
Accumulated Depletion | (243,595) | (122,064) |  |  |
Net | 1,692,101 | 1,755,981 |  |  |
Production stage stream interests | Mount Milligan |  |  |  |  |
Cost | 790,635 | 783,046 |  |  |
Accumulated Depletion | (114,327) | (74,060) |  |  |
Net | 676,308 | 708,986 |  |  |
Production stage stream interests | Pueblo Viejo |  |  |  |  |
Cost | 610,404 | 610,404 |  |  |
Accumulated Depletion | (67,149) | (21,902) |  |  |
Net | 543,255 | 588,502 |  |  |
Production stage stream interests | Andacollo |  |  |  |  |
Cost | 388,182 |  |  |  |
Accumulated Depletion | (39,404) |  |  |  |
Net | 348,778 |  |  |  |
Production stage stream interests | Wassa and Prestea |  |  |  |  |
Cost | 146,475 | 96,413 |  |  |
Accumulated Depletion | (22,715) | (7,816) |  |  |
Net | 123,760 | 88,597 |  |  |
Production stage royalty interests |  |  |  |  |
Cost | 844,024 | 881,873 |  |  |
Accumulated Depletion | (488,644) | (485,153) |  |  |
Impairments |  | (18,605) |  |  |
Net | 355,380 | 378,115 |  |  |
Production stage royalty interests | Andacollo |  |  |  |  |
Cost |  | 388,182 |  |  |
Accumulated Depletion |  | (18,286) |  |  |
Net |  | 369,896 |  |  |
Production stage royalty interests | Voisey's Bay |  |  |  |  |
Cost | 205,724 | 205,724 |  |  |
Accumulated Depletion | (85,671) | (85,671) |  |  |
Net | 120,053 | 120,053 |  |  |
Production stage royalty interests | Penasquito |  |  |  |  |
Cost | 99,172 | 99,172 |  |  |
Accumulated Depletion | (34,713) | (29,898) |  |  |
Net | 64,459 | 69,274 |  |  |
Production stage royalty interests | Holt |  |  |  |  |
Cost | 34,612 | 34,612 |  |  |
Accumulated Depletion | (19,669) | (17,124) |  |  |
Net | 14,943 | 17,488 |  |  |
Production stage royalty interests | Cortez |  |  |  |  |
Cost | 20,873 | 10,630 |  |  |
Accumulated Depletion | (10,633) | (10,000) |  |  |
Net | 10,240 | 630 |  |  |
Production stage royalty interests | Other |  |  |  |  |
Cost | 483,643 | 531,735 |  |  |
Accumulated Depletion | (337,958) | (342,460) |  |  |
Impairments |  | (18,605) |  |  |
Net | 145,685 | 170,670 |  |  |
Total production stage stream and royalty interests |  |  |  |  |
Cost | 2,779,720 | 2,759,918 |  |  |
Accumulated Depletion | (732,239) | (607,217) |  |  |
Impairments |  | (18,605) |  |  |
Net | 2,047,481 | 2,134,096 |  |  |
Development stage stream interests |  |  |  |  |
Cost | 187,758 | 188,589 |  |  |
Accumulated Depletion |  | (153) |  |  |
Impairments |  | (75,702) |  |  |
Net | 187,758 | 112,734 |  |  |
Development stage stream interests | Rainy River |  |  |  |  |
Cost | 175,727 | 100,706 |  |  |
Net | 175,727 | 100,706 |  |  |
Development stage stream interests | Other |  |  |  |  |
Cost | 12,031 | 87,883 |  |  |
Accumulated Depletion |  | (153) |  |  |
Impairments |  | (75,702) |  |  |
Net | 12,031 | 12,028 |  |  |
Development stage royalty interests |  |  |  |  |
Cost | 504,271 | 447,071 |  |  |
Net | 504,271 | 447,071 |  |  |
Development stage royalty interests | Cortez |  |  |  |  |
Cost | 59,803 |  |  |  |
Net | 59,803 |  |  |  |
Development stage royalty interests | Pascua-Lama |  |  |  |  |
Cost | 380,657 | 380,657 |  |  |
Net | 380,657 | 380,657 |  |  |
Development stage royalty interests | Other |  |  |  |  |
Cost | 63,811 | 66,414 |  |  |
Net | 63,811 | 66,414 |  |  |
Total development stage stream and royalty interests |  |  |  |  |
Cost | 692,029 | 635,660 |  |  |
Accumulated Depletion |  | (153) |  |  |
Impairments |  | (75,702) |  |  |
Net | 692,029 | 559,805 |  |  |
Exploration stage royalty interests |  |  |  |  |
Cost | 152,746 | 155,997 |  |  |
Impairments |  | (1,811) |  |  |
Net | $ 152,746 | $ 154,186 |  |  |

X
- Definition The accumulated decrease in the carrying value of the mineral properties as a result of mine or mineral production. + References No definition available. + Details
Name: | us-gaap_MineralPropertiesAccumulatedDepletion
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The accumulated decrease in the carrying value of the mineral properties as a result of adjustments in estimates of future income generating potential of the mineral property. + References No definition available. + Details
Name: | us-gaap_MineralPropertiesAccumulatedImpairment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Carrying amount at the balance sheet date of mineral properties, gross of adjustments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 360 -Section 25 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=56951519&loc=d3e64895-109465 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 235 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=68064819&loc=d3e61797-109447 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
Name: | us-gaap_MineralPropertiesGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Mineral properties, net of adjustments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 360 -Section 25 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=56951519&loc=d3e64895-109465 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
Name: | us-gaap_MineralPropertiesNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=rgld_WassaAndPresteaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=rgld_OtherMinesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProjectAxis=rgld_ProductionStageStreamInterestsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=rgld_MtMilliganMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=rgld_PuebloViejoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=rgld_AndacolloMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProjectAxis=rgld_ProductionStageRoyaltyInterestMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=rgld_VoiseysBayMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=rgld_PenasquitoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=rgld_HoltMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=rgld_CortezMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProjectAxis=rgld_ProductionStageStreamAndRoyaltyInterestsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProjectAxis=rgld_DevelopmentStageStreamInterestMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=rgld_RainyRiverProjectMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProjectAxis=rgld_DevelopmentStageRoyaltyInterestMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=rgld_PascuaLamaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProjectAxis=rgld_DevelopmentStageStreamAndRoyaltyInterestsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProjectAxis=rgld_ExplorationStageRoyaltyInterestMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |