Discontinued Operations - Schedule of Operating Results of Discontinued Operations (Details) - USD ($) $ in Thousands	3 Months Ended			9 Months Ended
	Sep. 30, 2020	Mar. 31, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2019
Other income (expense):
Loss from discontinued operations	$ (2,926)		$ (14,100)	$ (16,250)	$ (35,251)
Assets-held-for-sale
Total assets-held-for-sale-future-use	10,918			10,918		$ 55,149
Liabilities related to Assets-held-for-sale
Total Liabilities related to Assets-held-for-sale discontinued operations	869			869		5,248
Discontinued Operations | Pressure Pumping Operations and Contract Drilling Operations
Income Statement Disclosures
Revenues	0		34,202	120	120,086
Expenses:
Direct expenses	2,304		29,886	4,714	104,710
General and administrative	400		3,605	6,567	11,994
Depreciation and amortization	0		14,576	0	37,586
Impairment expense	0	$ 2,300	0	2,330	0
Loss (gain) on disposal of assets	24		99	2,833	620
Total expenses	2,728		48,166	16,444	154,910
Operating loss	(2,728)		(13,964)	(16,324)	(34,824)
Other income (expense):
Interest expense	(201)		(146)	(64)	(448)
Other income	3		10	138	21
Loss from discontinued operations	(2,926)		$ (14,100)	(16,250)	(35,251)
Assets-held-for-sale
Inventories	0			0		2,069
Right of use assets	860			860		1,659
Property, plant and equipment, net	7,582			7,582		50,496
Total assets-held-for-sale-future-use	8,442			8,442		54,224
Liabilities related to Assets-held-for-sale
Right of use liabilities	869			869		1,659
Capital leases	0			0		3,589
Total Liabilities related to Assets-held-for-sale discontinued operations	$ 869			869		$ 5,248
Cash Flows from Discontinued Operations
Net cash provided (used) by operating activities				(11,087)	2,955
Net cash provided (used) in investing activities				$ 41,106	$ (7,950)