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Consolidated Statement of Cash Flows
 12 Months Ended
Dec. 31, 2017
Consolidated Statement of Cash Flows  
Consolidated Statement of Cash Flows

 

3.Consolidated Statement of Cash Flows

 

The changes in operating assets and liabilities as shown in the Consolidated Statement of Cash Flows are comprised of:

 

 

 

Year Ended December 31,

(in thousands)

 

2017

 

2016

 

2015

 

(Increase) decrease in:

 

 

 

 

 

 

 

Accounts and notes receivable, net

 

$
162,655

 

$
(337,775

)

$
190,141

 

Contract work in progress

 
140,556

 
(72,419

)
80,742

 

Other current assets

 
(138,638

)
19,311

 
(20,861

)

Other assets

 
(3,944

)
250,332

 
(54,726

)

Increase (decrease) in:

 

 

 

 

 

 

 

Trade accounts payable

 
(137,441

)
200,480

 
(57,317

)

Advance billings on contracts

 
60,808

 
43,985

 
243,996

 

Accrued liabilities

 
(65,207

)
40,088

 
(38,529

)

Other liabilities

 
(30,688

)
(8,609

)
(39,550

)

 

 

 

 

 

 

 

 

Increase (decrease) in cash due to changes in operating assets and liabilities

 

$
(11,899

)

$
135,393

 

$
303,896

 

 

 

 

 

 

 

 

 

 

 

 

Cash paid during the year for:

 

 

 

 

 

 

 

Interest

 

$
61,560

 

$
72,057

 

$
40,585

 

Income taxes (net of refunds)

 
175,045

 
164,836

 
249,921