XML 25 R12.htm IDEA: XBRL DOCUMENT
v3.24.2.u1

Property, Plant and Equipment | 6 Months Ended
--- | ---
Jun. 30, 2024
Property, Plant and Equipment [Abstract] |
PROPERTY, PLANT AND EQUIPMENT | PROPERTY, PLANT AND EQUIPMENT AND MINING PROPERTIES, NET Property, plant and equipment and mining properties, net consist of the following:
In thousands | June 30, 2024 |  | December 31, 2023
Mine development | $ | 1,394,378 |  |  | $ | 1,358,189 |
Mineral interests | 809,912 |  |  | 809,912 |
Land | 9,000 |  |  | 8,318 |
Facilities and equipment(1) | 1,444,949 |  |  | 947,435 |
Construction in progress(2) | 153,476 |  |  | 612,865 |
Total | $ | 3,811,715 |  |  | $ | 3,736,719 |
Accumulated depreciation, depletion and amortization(3) | (2,115,764) |  |  | (2,048,431) |
Property, plant and equipment and mining properties, net | $ | 1,695,951 |  |  | $ | 1,688,288 |
(1) Includes $119.8 million and $127.6 million associated with facilities and equipment assets under finance leases at June 30, 2024 and December 31, 2023, respectively. (2) Includes $3.5 million and $471.7 million of construction costs related to the Rochester expansion project at June 30, 2024 and December 31, 2023, respectively. (3) Includes $47.0 million and $37.6 million of accumulated amortization related to assets under finance leases at June 30, 2024 and December 31, 2023, respectively. Commissioning of Rochester’s new three-stage crushing circuit and truck load-out facility was completed on March 7, 2024, leading to declaration of commercial production and $528 million of construction in process placed into service in the first quarter of 2024. The Company successfully completed the ramp-up of all three stages of the crushing circuit at the end the second quarter by achieving daily throughput rates of over 88,000 tons per day.

X
- References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 360 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org//360/tableOfContent Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 6 -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480321/958-360-50-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d) -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480321/958-360-50-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 7 -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480321/958-360-50-7 + Details
Name: | us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration