XML 123 R101.htm IDEA: XBRL DOCUMENT v3.22.4
Supplemental Information on Natural Gas and Oil Exploration, Development and Production Activities (Unaudited) - Costs Incurred for Property Acquisition, Exploration and Development (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Acquisitions      
Acreage purchases [1] $ 28,735 $ 21,942 $ 26,166
Development [1] 460,668 381,753 369,093
Gas gathering facilities:      
Development [1] 1,466 3,402 3,694
Subtotal [1] 517,641 436,981 439,317
Asset retirement obligations [1] 18,096 18,634 2,610
Total costs incurred [1] 535,737 455,615 441,927
Exploration Expense      
Exploration:      
Exploration drilling costs incurred [1] 0 6,329 7,709
Exploration costs incurred [1] 25,194 22,048 31,376
Stock-based compensation expense [1] $ 1,578 $ 1,507 $ 1,279
[1] Includes cost incurred whether capitalized or expensed.