cm:Level2TextBlock: us-gaap:RoyaltyTrustDistributableIncomePolicy
Royalty Trust Distributable Income, Policy [Policy Text Block] |
us-gaap:RoyaltyTrustDistributableIncomePolicy |
Disclosure of accounting policy for a royalty trust in determining distributable income and how distributable income differs from income determined on the basis of US GAAP. |
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us-gaap:RoyaltyTrustDistributableIncomePolicy |