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Information By Segment (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] |  |  |  |
Revenues | $ 624,474 | $ 595,962 | $ 1,874,087 | $ 1,789,073
Gross profit | 196,404 | 197,097 | 574,881 | 553,529
Operating income (loss) | 39,439 | 41,676 | 103,820 | (78,209)
Total other income (expense) | (15,110) | (16,174) | (44,983) | (45,193)
Income (loss) before income taxes | 24,329 | 25,502 | 58,837 | (123,402)
Device Solutions [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 213,349 | 220,250 | 652,827 | 705,763
Gross profit | 40,945 | 46,484 | 122,451 | 148,831
Operating income (loss) | 27,905 | 33,019 | 81,717 | 105,721
Networked Solutions Segment [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 356,221 | 320,508 | 1,048,564 | 919,012
Gross profit | 135,406 | 133,057 | 388,717 | 359,588
Operating income (loss) | 105,637 | 103,998 | 298,994 | 265,882
Outcomes Segment [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 54,904 | 55,204 | 172,696 | 164,298
Gross profit | 20,053 | 17,556 | 63,713 | 45,110
Operating income (loss) | 10,843 | 6,372 | 35,620 | 9,966
Corporate Unallocated [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Operating income (loss) | (104,946) | (101,713) | (312,511) | (459,778)
Product [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 552,897 | 525,716 | 1,663,794 | 1,578,740
Product [Member] | Device Solutions [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 211,096 | 216,371 | 644,254 | 693,544
Product [Member] | Networked Solutions Segment [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 330,487 | 297,726 | 978,259 | 852,819
Product [Member] | Outcomes Segment [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 11,314 | 11,619 | 41,281 | 32,377
Service [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 71,577 | 70,246 | 210,293 | 210,333
Service [Member] | Device Solutions [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 2,253 | 3,879 | 8,573 | 12,219
Service [Member] | Networked Solutions Segment [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 25,734 | 22,782 | 70,305 | 66,193
Service [Member] | Outcomes Segment [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | $ 43,590 | $ 43,585 | $ 131,415 | $ 131,921

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