Supplemental Cash Flow Information

12 Months Ended

Dec. 31, 2020

Supplemental Cash Flow Elements [Abstract]

SUPPLEMENTAL CASH FLOW INFORMATION:

The net effects of changes in operating assets and liabilities, net of non-cash transactions, on cash flows from operating activities are as follows (in thousands):


	Year Ended December 31,
	2020		2019		2018
Accounts and notes receivable	$	71,058	$	(214,580)	$	(475,919)
Contract assets	153,832		(12,317)		(92,838)
Inventories	9,860		52,168		(28,131)
Prepaid expenses and other current assets	83,518		(60,475)		(40,187)
Accounts payable and accrued expenses and other non-current liabilities	115,569		39,419		247,897
Contract liabilities	(84,370)		174,230		(23)
Other, net (1)	(22,098)		(135,250)		(11,332)
Net change in operating assets and liabilities, net of non-cash transactions	$	327,369	$	(156,805)	$	(400,533)

(1) The amount for the year ended December 31, 2019 includes the payment of $87 million of on-demand advance payment bonds and $25 million of on-demand performance bonds exercised in connection with the terminated telecommunications project in Peru. See Legal Proceedings — Peru Project Dispute in Note 14 for additional information on this matter.

Reconciliations of cash, cash equivalents, and restricted cash reported within the consolidated balance sheets that sum to the total of such amounts shown in the statements of cash flows are as follows (in thousands):


	December 31,
	2020		2019		2018		2017
Cash and cash equivalents	$	184,620	$	164,798	$	78,687	$	138,285
Restricted cash included in “Prepaid expenses and other current assets”	1,275		4,026		3,286		5,106
Restricted cash included in “Other assets, net”	913		921		1,283		384
Total cash, cash equivalents, and restricted cash reported in the statements of cash flows	$	186,808	$	169,745	$	83,256	$	143,775

Restricted cash includes any cash that is legally restricted as to withdrawal or usage.

Supplemental cash flow information related to leases is as follows (in thousands):


	Year Ended December 31,
	2020		2019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$	(115,597)	$	(119,357)
Operating cash flows from finance leases	$	(108)	$	(64)
Financing cash flows from finance leases	$	(1,198)	$	(1,835)
Lease assets obtained in exchange for lease liabilities:
Operating leases	$	69,721	$	96,550
Finance leases	$	1,384	$	691

Additional supplemental cash flow information is as follows (in thousands):


	Year Ended December 31,
	2020		2019		2018
Cash (paid) received during the period for -
Interest paid	$	(32,142)	$	(64,805)	$	(34,935)
Income taxes paid	$	(231,186)	$	(116,467)	$	(112,895)
Income tax refunds	$	18,119	$	7,474	$	5,209

During the year ended December 31, 2020, Quanta contributed certain assets that had a fair value of $6.1 million as partial consideration for the purchase of an investment and recorded a note receivable of $4.7 million as partial consideration for the sale of another investment. During the year ended December 31, 2018, Quanta entered into a non-cash transaction whereby Quanta accepted title to a marine industrial property appraised at $6.4 million in exchange for a construction barge.