Segments and Geographic Area Analysis (Tables)

9 Months Ended

Sep. 30, 2021

Segment Reporting [Abstract]

Summary of Information about Disaggregated Revenue by Country

The following tables provide information about disaggregated revenue by country (in thousands):

	Successor
	Three Months Ended September 30, 2021
	Total Contract Drilling Revenues		Revenues Related to Reimbursable Expenses		Total
United States	$	71,954	$	17,075	$	89,029
Australia		34,671		3,530		38,201
Senegal		23,223		6,679		29,902
United Kingdom		22,271		1,576		23,847
Brazil		20,511		—		20,511
Myanmar		10,526		1,861		12,387
Total	$	183,156	$	30,721	$	213,877

	Successor
	Period from April 24, 2021 through September 30, 2021
	Total Contract Drilling Revenues		Revenues Related to Reimbursable Expenses		Total
United States	$	122,732	$	25,806	$	148,538
Australia		58,620		8,810		67,430
Senegal		23,223		6,671		29,894
United Kingdom		35,186		2,529		37,715
Brazil		23,735		—		23,735
Myanmar		17,693		3,783		21,476
Total	$	281,189	$	47,599	$	328,788

	Predecessor
	Period from January 1, 2021 through April 23, 2021
	Total Contract Drilling Revenues		Revenues Related to Reimbursable Expenses		Total
United States	$	93,215	$	7,048	$	100,263
Australia		17,031		4,697		21,728
United Kingdom		27,967		2,300		30,267
Brazil		3,421		—		3,421
Myanmar		11,730		1,970		13,700
Total	$	153,364	$	16,015	$	169,379

	Predecessor
	Three Months Ended September 30, 2020
	Total Contract Drilling Revenues		Revenues Related to Reimbursable Expenses		Total
United States	$	57,523	$	2,569	$	60,092
Brazil		25,774		16		25,790
United Kingdom		25,178		2,198		27,376
Australia		16,279		2,570		18,849
Malaysia (1)		4,591		1,559		6,150
Total	$	129,345	$	8,912	$	138,257

	Predecessor
	Nine Months Ended September 30, 2020
	Total Contract Drilling Revenues		Revenues Related to Reimbursable Expenses			Total
United States	$	244,578	$	8,998		$	253,576
Brazil		145,921		(24	)		145,897
United Kingdom		86,949		7,075			94,024
Australia		49,663		10,682			60,345
Malaysia (1)		8,737		3,051			11,788
Total	$	535,848	$	29,782		$	565,630

⁽¹⁾ Revenue earned by the Ocean Monarch during a standby period in Malaysia while awaiting clearance to begin operations in Myanmar waters.