Segments and Geographic Area Analysis (Tables)

3 Months Ended

Mar. 31, 2019

Segment Reporting [Abstract]

Summary of Information about Disaggregated Revenue by Primary Geographical Market

The following tables provide information about disaggregated revenue by primary geographical market (in thousands):

	Three Months Ended March 31, 2019
	Total Contract Drilling Revenues		Revenues Related to Reimbursable Expenses		Total
United States	$	138,632	$	1,946	$	140,578
South America		53,284		30		53,314
Europe		24,609		1,907		26,516
Australia		10,172		2,962		13,134
Total	$	226,697	$	6,845	$	233,542

	Three Months Ended March 31, 2018
	Total Contract Drilling Revenues		Revenues Related to Reimbursable Expenses		Total
United States(1)	$	164,439	$	2,137	$	166,576
South America		54,268		1		54,269
Europe		11,392		1,378		12,770
Australia/Asia		57,827		4,068		61,895
Total	$	287,926	$	7,584	$	295,510

(1) Includes $4.8 million in loss-of-hire insurance proceeds received in 2018 related to early contract terminations in prior years for two jack-up rigs that previously worked in Mexico.