Supplemental Financial Information (Tables)

9 Months Ended

Sep. 30, 2019

Organization Consolidation And Presentation Of Financial Statements [Abstract]

Accounts Receivable, Net of Allowance for Doubtful Accounts

Accounts receivable, net of allowance for bad debts, consist of the following (in thousands):

	September 30,			December 31,
	2019			2018
Trade receivables	$	185,934		$	160,463
Federal income tax receivables		38,574			—
Value added tax receivables		18,266			13,237
Related party receivables		132			174
Other		174			205
		243,080			174,079
Allowance for bad debts		(5,459	)		(5,459	)
Total	$	237,621		$	168,620

Prepaid Expenses and Other Current Assets

Prepaid expenses and other current assets consist of the following (in thousands):

	September 30,		December 31,
	2019		2018
Deferred contract costs	$	26,252	$	70,021
Rig spare parts and supplies		17,331		20,256
Current contract assets		8,638		6,832
Prepaid rig costs		4,041		5,247
Prepaid insurance		3,587		2,742
Prepaid taxes		826		54,412
Other		5,994		3,886
Total	$	66,669	$	163,396

Accrued Liabilities

Accrued liabilities consist of the following (in thousands):

	September 30,		December 31,
	2019		2018
Accrued capital project/upgrade costs	$	39,169	$	37,379
Payroll and benefits		38,370		47,564
Interest payable		36,813		28,234
Rig operating expenses		35,422		42,323
Current operating lease liability		19,143		-
Personal injury and other claims		6,790		5,544
Deferred revenue		6,056		2,803
Shorebase and administrative costs		4,871		6,217
Other		3,570		2,164
Total	$	190,204	$	172,228

Noncash Investing and Financing Activities

Noncash investing activities excluded from the unaudited Condensed Consolidated Statements of Cash Flows and other supplemental cash flow information is as follows (in thousands):  

	Nine Months Ended September 30,
	2019			2018
Accrued but unpaid capital expenditures at period end	$	39,169		$	19,413
Common stock withheld for payroll tax obligations (1)		1,381			1,285
Cash interest payments		76,219			76,219
Cash income taxes paid, net of (refunds):
Foreign		13,227			5,941
U.S. Federal		—			(7,389	)
State		(15	)		2

^{(1) Represents the cost of 129,456 shares and 86,544 shares of common stock withheld to satisfy payroll tax obligations incurred as a result of the vesting of restricted stock units in the nine-month periods ended September 30, 2019 and 2018, respectively. These costs are presented as a deduction from stockholders’ equity in “Treasury stock” in our unaudited Condensed Consolidated Balance Sheets at September 30, 2019 and 2018, respectively.}