Information By Segment (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Segment Reporting Information [Line Items]
Revenues	$ 486,949	$ 540,184	$ 1,495,935	$ 1,648,193
Gross profit	134,963	143,251	451,882	453,334
Operating income (loss)	4,163	(23,980)	28,171	(42,997)
Total other income (expense)	(4,037)	(13,063)	(42,465)	(35,020)
Income (loss) before income taxes	126	(37,043)	(14,294)	(78,017)
Device Solutions
Segment Reporting Information [Line Items]
Revenues	152,234	176,128	487,982	507,572
Gross profit	22,480	20,528	85,228	64,843
Operating income (loss)	12,095	11,017	53,784	28,095
Networked Solutions Segment
Segment Reporting Information [Line Items]
Revenues	274,498	306,659	827,870	971,984
Gross profit	89,915	102,295	298,627	332,368
Operating income (loss)	61,150	71,404	205,071	237,466
Outcomes Segment [Member]
Segment Reporting Information [Line Items]
Revenues	60,217	57,397	180,083	168,637
Gross profit	22,568	20,428	68,027	56,123
Operating income (loss)	11,774	12,044	34,647	29,468
Corporate Unallocated [Member]
Segment Reporting Information [Line Items]
Operating income (loss)	(80,856)	(118,445)	(265,331)	(338,026)
Product [Member]
Segment Reporting Information [Line Items]
Revenues	410,947	470,658	1,265,470	1,437,780
Product [Member] | Device Solutions
Segment Reporting Information [Line Items]
Revenues	149,830	174,039	480,808	501,157
Product [Member] | Networked Solutions Segment
Segment Reporting Information [Line Items]
Revenues	242,527	282,677	736,397	898,465
Product [Member] | Outcomes Segment [Member]
Segment Reporting Information [Line Items]
Revenues	18,590	13,942	48,265	38,158
Service [Member]
Segment Reporting Information [Line Items]
Revenues	76,002	69,526	230,465	210,413
Service [Member] | Device Solutions
Segment Reporting Information [Line Items]
Revenues	2,404	2,089	7,174	6,415
Service [Member] | Networked Solutions Segment
Segment Reporting Information [Line Items]
Revenues	31,971	23,982	91,473	73,519
Service [Member] | Outcomes Segment [Member]
Segment Reporting Information [Line Items]
Revenues	$ 41,627	$ 43,455	$ 131,818	$ 130,479