Supplemental Cash Flow Information

9 Months Ended

Sep. 30, 2019

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):



	Three Months Ended						Nine Months Ended
	September 30,						September 30,
	2019			2018			2019			2018
Accounts and notes receivable	$	(479,573	)	$	(169,041	)	$	(695,364	)	$	(345,842	)
Contract assets	34,016			(125,878		)	(67,882		)	(188,996		)
Inventories	1,511			(8,436		)	43,598			(13,841		)
Prepaid expenses and other current assets	(8,048		)	12,991			(110,622		)	(45,002		)
Accounts payable and accrued expenses and other non-current liabilities	250,608			170,469			228,473			294,259
Contract liabilities	68,535			(48,386		)	112,545			22,676
Other, net ⁽¹⁾	(4,957		)	(2,291		)	(134,305		)	(8,270		)
Net change in operating assets and liabilities, net of non-cash transactions	$	(137,908	)	$	(170,572	)	$	(623,557	)	$	(285,016	)

⁽¹⁾The amount for the nine months ended September 30, 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 termination of a large telecommunications project in Peru. See Legal Proceedings — Peru Project Dispute in Note 11 for additional information on this matter.

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



	September 30,
	2019		2018
Cash and cash equivalents	$	80,044	$	113,524
Restricted cash included in “Prepaid expenses and other current assets”	3,441		3,275
Restricted cash included in “Other assets, net”	1,026		1,375
Total cash, cash equivalents, and restricted cash reported in the statements of cash flows	$	84,511	$	118,174



	June 30,
	2019		2018
Cash and cash equivalents	$	73,356	$	120,357
Restricted cash included in “Prepaid expenses and other current assets”	3,733		2,926
Restricted cash included in “Other assets, net”	1,028		1,454
Total cash, cash equivalents, and restricted cash reported in the statements of cash flows	$	78,117	$	124,737



	December 31,
	2018		2017
Cash and cash equivalents	$	78,687	$	138,285
Restricted cash included in “Prepaid expenses and other current assets”	3,286		5,106
Restricted cash included in “Other assets, net”	1,283		384
Total cash, cash equivalents, and restricted cash reported in the statements of cash flows	$	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):



	Three Months Ended			Nine Months Ended
	September 30, 2019			September 30, 2019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$	(29,908	)	$	(89,175	)
Operating cash flows from finance leases	$	(15	)	$	(53	)
Financing cash flows from finance leases	$	(411	)	$	(1,523	)
Lease assets obtained in exchange for lease liabilities:
Operating leases	$	32,701		$	76,107
Finance leases	$	10		$	631

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



	Three Months Ended						Nine Months Ended
	September 30,						September 30,
	2019			2018			2019			2018
Cash (paid) received during the period for —
Interest paid	$	(16,312	)	$	(9,279	)	$	(45,469	)	$	(24,011	)
Income taxes paid	$	(40,745	)	$	(38,445	)	$	(109,271	)	$	(91,000	)
Income tax refunds	$	4,730		$	1,207		$	6,058		$	3,570

During the nine months ended September 30, 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.