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Reportable Segments - Schedule (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2019 | Sep. 30, 2018 | Sep. 30, 2019 | Sep. 30, 2018
Segment Reporting Information [Line Items] |  |  |  |
Revenue | $ 345,558 | $ 326,584 | $ 1,011,157 | $ 973,560
Gross profit | 102,811 | 96,045 | 297,013 | 288,774
Operating and other expenses | 81,530 | 77,150 | 243,878 | 238,893
Income from continuing operations, before income taxes | 21,281 | 18,895 | 53,135 | 49,881
Tech |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 271,999 | 251,079 | 792,947 | 737,339
Gross profit | 76,436 | 69,522 | 219,431 | 206,700
FA |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 73,559 | 75,505 | 218,210 | 236,221
Gross profit | $ 26,375 | $ 26,523 | $ 77,582 | $ 82,074

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