Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Statement of Comprehensive Income [Abstract]
Net income	$ 8,150	$ 9,059	$ 16,015	$ 24,988
Other comprehensive income (loss), net of taxes:
Unrealized gain (loss) on securities, net of tax of $11, $12, ($47) and $12	35	20	(141)	20
Comprehensive income	8,185	9,079	15,874	25,008
Less: Comprehensive income attributable to non-controlling interest	2,362	0	2,362	0
Comprehensive income attributable to Unit Corporation	$ 5,823	$ 9,079	$ 13,512	$ 25,008