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v3.8.0.1

Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2017 | Sep. 30, 2016 | Sep. 30, 2017 | Sep. 30, 2016
Income Statement [Abstract] |  |  |  |
Revenues | $ 2,609,307 | $ 2,042,186 | $ 6,987,851 | $ 5,548,353
Cost of services (including depreciation) | 2,258,676 | 1,739,604 | 6,068,867 | 4,842,241
Gross profit | 350,631 | 302,582 | 918,984 | 706,112
Selling, general and administrative expenses | 201,224 | 164,325 | 571,656 | 479,456
Amortization of intangible assets | 8,979 | 8,094 | 22,035 | 23,730
Operating income | 140,428 | 130,163 | 325,293 | 202,926
Interest expense | (6,058) | (3,726) | (14,294) | (10,898)
Interest income | 196 | 874 | 647 | 2,031
Other income (expense), net | (2,371) | 752 | (3,814) | (270)
Income from continuing operations before income taxes | 132,195 | 128,063 | 307,832 | 193,789
Provision for income taxes | 42,346 | 54,516 | 105,183 | 82,654
Net income from continuing operations | 89,849 | 73,547 | 202,649 | 111,135
Net income from discontinued operations | 0 | 605 | 0 | 605
Net income | 89,849 | 74,152 | 202,649 | 111,740
Less: Net income attributable to non-controlling interests | 536 | 410 | 1,232 | 940
Net income attributable to common stock | 89,313 | 73,742 | 201,417 | 110,800
Amounts attributable to common stock: |  |  |  |
Net income from continuing operations | 89,313 | 73,137 | 201,417 | 110,195
Net income from discontinued operations | 0 | 605 | 0 | 605
Net income attributable to common stock | $ 89,313 | $ 73,742 | $ 201,417 | $ 110,800
Basic earnings per share attributable to common stock: |  |  |  |
Continuing operations (in usd per share) | $ 0.57 | $ 0.47 | $ 1.29 | $ 0.70
Discontinued operations (in usd per share) | 0.00 | 0.01 | 0.00 | 0.00
Net income attributable to common stock (in usd per share) | $ 0.57 | $ 0.48 | $ 1.29 | $ 0.70
Weighted average basic shares outstanding (in shares) | 157,484 | 155,024 | 155,796 | 158,090
Diluted earnings per share attributable to common stock: |  |  |  |
Continuing operations (in usd per share) | $ 0.56 | $ 0.47 | $ 1.28 | $ 0.70
Discontinued operations (in usd per share) | 0.00 | 0.01 | 0.00 | 0.00
Net income attributable to common stock (in usd per share) | $ 0.56 | $ 0.48 | $ 1.28 | $ 0.70
Weighted average diluted shares outstanding (in shares) | 158,620 | 155,024 | 156,793 | 158,090

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