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v3.21.2

Consolidated Statements of Comprehensive Income - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Income Statement [Abstract] |  |  |  |
Revenues | $ 398,171 | $ 452,029 | $ 805,922 | $ 901,179
Operating costs and expenses: |  |  |  |
Costs of services provided | 336,411 | 387,517 | 673,030 | 774,673
Selling, general and administrative expense | 50,051 | 41,465 | 90,038 | 71,482
Other income (expense): |  |  |  |
Investment and other income, net | 3,684 | 7,745 | 5,849 | 2,918
Interest expense | (330) | (380) | (688) | (748)
Income before income taxes | 15,063 | 30,412 | 48,015 | 57,194
Income tax provision | 5,498 | 7,311 | 13,797 | 13,903
Net income | $ 9,565 | $ 23,101 | $ 34,218 | $ 43,291
Per share data: |  |  |  |
Basic earnings per common share (in dollars per share) | $ 0.13 | $ 0.31 | $ 0.46 | $ 0.58
Diluted earnings per common share (in dollars per share) | $ 0.13 | $ 0.31 | $ 0.45 | $ 0.58
Weighted average number of common shares outstanding: |  |  |  |
Basic (in shares) | 75,005 | 74,695 | 75,004 | 74,676
Diluted (in shares) | 75,212 | 74,761 | 75,218 | 74,764
Comprehensive income: |  |  |  |
Net income | $ 9,565 | $ 23,101 | $ 34,218 | $ 43,291
Other comprehensive income: |  |  |  |
Unrealized gain (loss) on available-for-sale marketable securities, net of taxes | 703 | 1,656 | (568) | 1,123
Total comprehensive income | $ 10,268 | $ 24,757 | $ 33,650 | $ 44,414

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