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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

12 Months Ended

Dec. 31, 2023

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES

Summary of advance royalties

​

​	​	​	​	​	​	​	​
​		December 31,
​	​	2023			2022		​
​	​	(in thousands)					​
​	​	​	​	​	​	​	​
Advance royalties, affiliates (see Note 20 – Related-Party Transactions)	​	$	64,599	​	$	60,608	​
Advance royalties, third-parties	​		14,306	​		14,661	​
Total advance royalties	​	$	78,905	​	$	75,269	​

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