Description of Business - Schedule of Operating Results of Discontinued Operations (Details) - USD ($) $ / shares in Units, $ in Thousands			3 Months Ended								12 Months Ended
	Dec. 31, 2020	Mar. 31, 2020	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2020	Dec. 31, 2019
Balance Sheet Disclosures
Total assets acquired	$ 4,383		$ 4,383				$ 55,149				$ 4,383	$ 55,149
Liabilities associated with assets held for sale	508		508				5,248				508	5,248
Income Statement Disclosures
Loss from discontinued operations			$ (2,716)	$ (2,926)	$ (4,873)	$ (8,452)	$ (55,245)	$ (14,100)	$ (8,462)	$ (12,690)	$ (18,967)	$ (90,497)
Loss from discounted operations per share, basic and diluted (in dollars per share)			$ (0.11)	$ (0.12)	$ (0.19)	$ (0.34)	$ (2.22)	$ (0.55)	$ (0.31)	$ (0.47)	$ (0.76)	$ (3.46)
Discontinued Operations
Balance Sheet Disclosures
Inventories	0		$ 0				$ 2,069				$ 0	$ 2,069
Operating lease right-of-use assets	0		0				1,659				0	1,659
Property and equipment, net	1,523		1,523				50,496				1,523	50,496
Total assets acquired	1,523		1,523				54,224				1,523	54,224
Real estate held for sale	4,802		4,802				0				4,802	0
Operating lease liabilities	508		508				1,659				508	1,659
Finance lease liabilities	0		0				3,589				0	3,589
Liabilities associated with assets held for sale	508		$ 508				$ 5,248				508	5,248
Discontinued Operations | Pressure Pumping Operations And Contract Drilling Operation
Income Statement Disclosures
Revenues											120	142,885
Cost of services											5,305	134,778
Selling, general and administrative											6,705	15,174
Depreciation and amortization											0	45,168
Asset impairments	$ 2,000	$ 2,300									4,378	35,801
Loss on disposal of assets											2,635	1,878
Total operating expenses											19,023	232,799
Operating loss											(18,903)	(89,914)
Interest expense											(64)	(583)
Loss from discontinued operations											(18,967)	(90,497)
Cash Flows from Discontinued Operations
Net cash provided by (used in) operating activities											(11,953)	2,120
Net cash provided by investing activities											$ 42,713	$ 133