v3.26.1
Consolidated Statements of Comprehensive Income (Unaudited) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Revenues and other income    
Equity in earnings (loss) of Sisecam Wyoming $ (7,828) $ 4,610
Gain (loss) on asset sales and disposals (1) 247
Total revenues and other income 39,353 60,538
Operating expenses    
Operating and maintenance expenses 6,113 6,776
Depreciation, depletion and amortization 7,614 3,989
General and administrative expenses 5,034 6,832
Asset impairments 0 20
Total operating expenses 18,761 17,617
Income from operations 20,592 42,921
Interest expense, net [1] (973) (2,668)
Net income 19,619 40,253
Net income attributable to common unitholders 19,227 39,448
Net income attributable to the general partner $ 392 $ 805
Net income per common unit (see Note 4)    
Basic (in dollars per share) $ 1.46 $ 3.01
Diluted (in dollars per share) $ 1.44 $ 2.97
Net income $ 19,619 $ 40,253
Comprehensive income (loss) from unconsolidated investment and other (140) 2,260
Comprehensive income 19,479 42,513
Mineral Rights Segment [Member]    
Operating expenses    
Depreciation, depletion and amortization 6,100 3,700
Royalty and Other Mineral Rights [Member] | Mineral Rights Segment [Member]    
Revenues and other income    
Revenues 43,297 51,260
Transportation and Processing Services [Member] | Mineral Rights Segment [Member]    
Revenues and other income    
Revenues $ 3,885 $ 4,421
[1] Included in interest expense, net was $0.2 million of interest income for both the three months ended March 31, 2026 and 2025.