Earnings (Loss) Per Share (Schedule of Earnings (Loss) Per Share) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Earnings Per Share [Abstract]
Earnings (loss) of basic income (loss) attributable to Unit Corporation per common share	$ (46,877)	$ (1,937)
Net Income (Loss) Available to Common Stockholders, Diluted	$ (46,877)	$ (1,937)
Weighted shares of basic earnings (loss) attributable to Unit Corporation per common share	10,050	12,000
Weighted Average Number of Shares Outstanding, Diluted	10,050	12,000
Per-Share amount of basic earnings (loss) attributable to Unit Corporation per common share	$ (4.66)	$ (0.16)
Diluted	$ (4.66)	$ (0.16)