Segment Information (Revenue and Operating Income) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		17 Months Ended
	Apr. 01, 2017	Apr. 02, 2016	Apr. 01, 2017	Apr. 02, 2016	Apr. 01, 2017
Revenue	$ 280,040	$ 272,627	$ 566,367	$ 563,644
Cost of Revenue	81,830	80,191	163,945	160,339
Gross margin	198,210	192,436	402,422	403,305
Total Segment Cost of Revenue	105,674	109,049	212,880	217,245
Segment Gross Profit	174,366	163,578	353,487	346,399
Unallocated Operating Expennses	166,389	157,241	334,664	316,208
Restructuring charges	464	4,579	6,749	41,726	$ 83,700
Operating income	7,513	1,758	12,074	(11,535)
Interest Expense	(11,725)	(4,760)	(22,040)	(11,347)
Non operating income and expenses	(3,156)	567	(2,407)	233
Loss before income taxes	(1,056)	(3,569)	(7,559)	(23,115)
IoT Group
Revenue	21,722	17,255	43,205	30,356
Cost of Revenue	23,147	22,786	46,597	39,223
Gross margin	(1,425)	(5,531)	(3,392)	(8,867)
Solutions Group
Revenue	213,148	206,718	431,884	435,312
Cost of Revenue	45,258	45,839	91,190	95,583
Gross margin	167,890	160,879	340,694	339,729
Professional Services
Revenue	45,170	48,654	91,278	97,976
Cost of Revenue	37,269	40,424	75,093	82,439
Gross margin	$ 7,901	$ 8,230	$ 16,185	$ 15,537