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Consolidated Statement of Cash Flows | 12 Months Ended
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Dec. 31, 2015
Consolidated Statement of Cash Flows [Abstract] |
Consolidated Statement of Cash Flows | 2. Consolidated Statement of Cash Flows Below are t he changes in other components of working capital, as shown in the Consolidated Statement of Cash Flows, and the supplemental disclosure of cash paid for interest and income taxes, as well as non-cash transactions:
| Year Ended December 31,
(in thousands) | 2015 |  | 2014 |  | 2013
Decrease (Increase) in: |  |  |  |  |  |  |  |
Accounts receivable | $ | 4,734 |  | $ | (186,384) |  | $ | (62,991)
Costs and estimated earnings in excess of billings |  | (178,774) |  |  | (153,153) |  |  | (107,983)
Other current assets |  | (38,616) |  |  | (17,450) |  |  | 25,250
Increase (Decrease) in: |  |  |  |  |  |  |  |
Accounts payable |  | 139,290 |  |  | 33,667 |  |  | 59,169
Billings in excess of costs and estimated earnings |  | (30,985) |  |  | 51,711 |  |  | (36,835)
Accrued expenses |  | (24,426) |  |  | 2,801 |  |  | (6,509)
Changes in other components of working capital | $ | (128,777) |  | $ | (268,808) |  | $ | (129,899)
Cash paid during the year for: |  |  |  |  |  |  |  |
Interest | $ | 45,055 |  | $ | 45,236 |  | $ | 41,207
Income taxes | $ | 35,299 |  | $ | 75,494 |  | $ | 28,898
Non-cash transactions during the year for: |  |  |  |  |  |  |  |
Property and equipment acquired through financing arrangements not included in financing activities | $ | — |  | $ | 816 |  | $ | 16,689

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- Definition The entire disclosure for supplemental cash flow activities, including cash, noncash, and part noncash transactions, for the period. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4313-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4332-108586 + Details
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