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Segment Reporting (Tables) | 9 Months Ended
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Sep. 30, 2018
Segment Reporting [Abstract] |
Summary of Financial Information Concerning Company's Reportable Segments | Summarized financial information concerning the Company’s reportable segments for the three and nine months ended September 30, 2018 and 2017, is shown in the following tables:
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Three Months Ended September 30, 2018 |  | Revenue |  | Intercompany Revenue(b) |  | Reported Revenue |  | Segment EBITDA(c)
﻿Southern |  | $ | 321,306 |  | $ | (38,266) |  | $ | 283,040 |  | $ | 70,159
﻿Western |  |  | 303,614 |  |  | (32,596) |  |  | 271,018 |  |  | 86,174
﻿Eastern |  |  | 353,844 |  |  | (64,347) |  |  | 289,497 |  |  | 83,721
﻿Canada |  |  | 211,682 |  |  | (24,628) |  |  | 187,054 |  |  | 68,819
﻿Central |  |  | 213,492 |  |  | (28,221) |  |  | 185,271 |  |  | 70,288
﻿E&P |  |  | 67,348 |  |  | (2,118) |  |  | 65,230 |  |  | 35,099
﻿Corporate(a) |  |  | - |  |  | - |  |  | - |  |  | (8,286)
﻿ |  | $ | 1,471,286 |  | $ | (190,176) |  | $ | 1,281,110 |  | $ | 405,974
﻿
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Three Months Ended September 30, 2017 |  | Revenue |  | Intercompany Revenue(b) |  | Reported Revenue |  | Segment EBITDA(c)
﻿Southern |  | $ | 317,059 |  | $ | (36,531) |  | $ | 280,528 |  | $ | 63,171
﻿Western |  |  | 292,222 |  |  | (30,345) |  |  | 261,877 |  |  | 84,861
﻿Eastern |  |  | 292,124 |  |  | (45,857) |  |  | 246,267 |  |  | 74,018
﻿Canada |  |  | 224,166 |  |  | (27,111) |  |  | 197,055 |  |  | 74,369
﻿Central |  |  | 190,210 |  |  | (23,850) |  |  | 166,360 |  |  | 64,607
﻿E&P |  |  | 56,209 |  |  | (1,818) |  |  | 54,391 |  |  | 27,881
﻿Corporate(a) |  |  | - |  |  | - |  |  | - |  |  | (5,751)
﻿ |  | $ | 1,371,990 |  | $ | (165,512) |  | $ | 1,206,478 |  | $ | 383,156
﻿
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Nine Months Ended September 30, 2018 |  | Revenue |  | Intercompany Revenue(b) |  | Reported Revenue |  | Segment EBITDA(c)
﻿Southern |  | $ | 951,313 |  | $ | (111,824) |  | $ | 839,489 |  | $ | 207,853
﻿Western |  |  | 874,464 |  |  | (94,584) |  |  | 779,880 |  |  | 240,006
﻿Eastern |  |  | 966,571 |  |  | (164,253) |  |  | 802,318 |  |  | 225,950
﻿Canada |  |  | 615,157 |  |  | (71,290) |  |  | 543,867 |  |  | 195,390
﻿Central |  |  | 591,417 |  |  | (77,337) |  |  | 514,080 |  |  | 191,840
﻿E&P |  |  | 186,734 |  |  | (5,159) |  |  | 181,575 |  |  | 95,009
﻿Corporate(a) |  |  | - |  |  | - |  |  | - |  |  | (14,368)
﻿ |  | $ | 4,185,656 |  | $ | (524,447) |  | $ | 3,661,209 |  | $ | 1,141,680
﻿
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Nine Months Ended September 30, 2017 |  | Revenue |  | Intercompany Revenue(b) |  | Reported Revenue |  | Segment EBITDA(c)
﻿Southern |  | $ | 957,506 |  | $ | (111,472) |  | $ | 846,034 |  | $ | 199,280
﻿Western |  |  | 845,176 |  |  | (90,217) |  |  | 754,959 |  |  | 247,475
﻿Eastern |  |  | 851,880 |  |  | (133,578) |  |  | 718,302 |  |  | 209,315
﻿Canada |  |  | 621,995 |  |  | (75,846) |  |  | 546,149 |  |  | 200,283
﻿Central |  |  | 536,803 |  |  | (66,716) |  |  | 470,087 |  |  | 177,975
﻿E&P |  |  | 143,951 |  |  | (6,169) |  |  | 137,782 |  |  | 63,518
﻿Corporate(a) |  |  | - |  |  | - |  |  | - |  |  | (32,535)
﻿ |  | $ | 3,957,311 |  | $ | (483,998) |  | $ | 3,473,313 |  | $ | 1,065,311
____________________ (a)Corporate functions include accounting, legal, tax, treasury, information technology, risk management, human resources, training and other administrative functions. Amounts reflected are net of allocations to the six operating segments. (b)Intercompany revenues reflect each segment’s total intercompany sales, including intercompany sales within a segment and between segments. Transactions within and between segments are generally made on a basis intended to reflect the market value of the service. (c)For those items included in the determination of segment EBITDA, the accounting policies of the segments are the same as those described in the Company’s most recent Annual Report on Form 10-K.
Total Assets for Reportable Segments | Total assets for each of the Company’s reportable segments at September 30, 2018 and December 31, 2017, were as follows: ﻿
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﻿ |  | September 30, 2018 |  | December 31, 2017 |  |  |
﻿Southern |  | $ | 2,778,123 |  | $ | 2,718,296 |  |  |  |
﻿Western |  |  | 1,583,561 |  |  | 1,573,955 |  |  |  |
﻿Eastern |  |  | 2,348,438 |  |  | 2,024,527 |  |  |  |
﻿Canada |  |  | 2,562,659 |  |  | 2,677,557 |  |  |  |
﻿Central |  |  | 1,452,607 |  |  | 1,297,118 |  |  |  |
﻿E&P |  |  | 974,049 |  |  | 981,980 |  |  |  |
﻿Corporate |  |  | 492,629 |  |  | 741,248 |  |  |  |
﻿Total Assets |  | $ | 12,192,066 |  | $ | 12,014,681 |  |  |  |
﻿
Changes in Goodwill by Reportable Segment | The following tables show changes in goodwill during the nine months ended September 30, 2018 and 2017, by reportable segment: ﻿
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﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | Southern |  | Western |  | Eastern |  | Canada |  | Central |  | E&P |  |  | Total
﻿Balance as of December 31, 2017 |  | $ | 1,436,320 |  | $ | 397,508 |  | $ | 804,133 |  | $ | 1,575,538 |  | $ | 468,275 |  | $ | - |  | $ | 4,681,774
﻿Goodwill acquired |  |  | 4,800 |  |  | 666 |  |  | 122,136 |  |  | 151 |  |  | 42,197 |  |  | - |  |  | 169,950
﻿Goodwill adjustment for assets held for sale |  |  | 10,194 |  |  | - |  |  | - |  |  | - |  |  | - |  |  | - |  |  | 10,194
﻿Impact of changes in foreign currency |  |  | - |  |  | - |  |  | - |  |  | (48,622) |  |  | - |  |  | - |  |  | (48,622)
﻿Balance as of September 30, 2018 |  | $ | 1,451,314 |  | $ | 398,174 |  | $ | 926,269 |  | $ | 1,527,067 |  | $ | 510,472 |  | $ | - |  | $ | 4,813,296
﻿
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﻿ |  | Southern |  | Western |  | Eastern |  | Canada |  | Central |  | E&P |  |  | Total
﻿Balance as of December 31, 2016 |  | $ | 1,470,023 |  | $ | 376,537 |  | $ | 533,160 |  | $ | 1,465,274 |  | $ | 467,924 |  | $ | 77,343 |  | $ | 4,390,261
﻿Goodwill acquired |  |  | 7,484 |  |  | 20,906 |  |  | 272,501 |  |  | 7,127 |  |  | 1,013 |  |  | - |  |  | 309,031
﻿Goodwill divested |  |  | (31,543) |  |  | - |  |  | (4,276) |  |  | - |  |  | (667) |  |  | - |  |  | (36,486)
﻿Impairment loss |  |  | - |  |  | - |  |  | - |  |  | - |  |  | - |  |  | (77,343) |  |  | (77,343)
﻿Goodwill adjustment for assets sold |  |  | 2,205 |  |  | - |  |  | 321 |  |  | - |  |  | - |  |  | - |  |  | 2,526
﻿Goodwill adjustment for assets held for sale |  |  | (11,080) |  |  | - |  |  | - |  |  | - |  |  | - |  |  | - |  |  | (11,080)
﻿Impact of changes in foreign currency |  |  | - |  |  | - |  |  | - |  |  | 111,439 |  |  | - |  |  | - |  |  | 111,439
﻿Balance as of September 30, 2017 |  | $ | 1,437,089 |  | $ | 397,443 |  | $ | 801,706 |  | $ | 1,583,840 |  | $ | 468,270 |  | $ | - |  | $ | 4,688,348
﻿ ﻿
Reconciliation of Primary Measure of Segment Profitability to Income Before Income Tax Provision | A reconciliation of the Company’s primary measure of segment profitability (segment EBITDA) to Income before income tax provision in the Condensed Consolidated Statements of Net Income is as follows:
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | Three months ended September 30, |  | Nine months ended September 30,
﻿ |  | 2018 |  | 2017 |  | 2018 |  | 2017
﻿Southern segment EBITDA |  | $ | 70,159 |  | $ | 63,171 |  | $ | 207,853 |  | $ | 199,280
﻿Western segment EBITDA |  |  | 86,174 |  |  | 84,861 |  |  | 240,006 |  |  | 247,475
﻿Eastern segment EBITDA |  |  | 83,721 |  |  | 74,018 |  |  | 225,950 |  |  | 209,315
﻿Canada segment EBITDA |  |  | 68,819 |  |  | 74,369 |  |  | 195,390 |  |  | 200,283
﻿Central segment EBITDA |  |  | 70,288 |  |  | 64,607 |  |  | 191,840 |  |  | 177,975
﻿E&P segment EBITDA |  |  | 35,099 |  |  | 27,881 |  |  | 95,009 |  |  | 63,518
﻿Subtotal reportable segments |  |  | 414,260 |  |  | 388,907 |  |  | 1,156,048 |  |  | 1,097,846
﻿Unallocated corporate overhead |  |  | (8,286) |  |  | (5,751) |  |  | (14,368) |  |  | (32,535)
﻿Depreciation |  |  | (148,232) |  |  | (136,941) |  |  | (423,866) |  |  | (395,008)
﻿Amortization of intangibles |  |  | (26,871) |  |  | (26,613) |  |  | (79,444) |  |  | (76,886)
﻿Impairments and other operating items |  |  | 1,998 |  |  | (832) |  |  | (6,106) |  |  | (141,333)
﻿Interest expense |  |  | (32,078) |  |  | (32,471) |  |  | (96,874) |  |  | (92,763)
﻿Interest income |  |  | 1,467 |  |  | 1,656 |  |  | 3,677 |  |  | 3,131
﻿Other income, net |  |  | 732 |  |  | 1,709 |  |  | 2,376 |  |  | 3,561
﻿Foreign currency transaction loss |  |  | (132) |  |  | (1,864) |  |  | (323) |  |  | (3,502)
﻿Income before income tax provision |  | $ | 202,858 |  | $ | 187,800 |  | $ | 541,120 |  | $ | 362,511
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- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8906-108599 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8813-108599 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8721-108599 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8736-108599 + Details
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