Condensed Consolidated Statements Of Operations (Unaudited) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 28, 2014	Jun. 29, 2013	Jun. 28, 2014	Jun. 29, 2013
Income Statement [Abstract]
Net sales from products	$ 887	$ 986	$ 1,640	$ 1,899
Net sales from services	506	511	982	994
Net sales	1,393	1,497	2,622	2,893
Costs of product sales	400	435	751	840
Costs of services sales	337	312	638	610
Costs of sales	737	747	1,389	1,450
Gross margin	656	750	1,233	1,443
Selling, general and administrative expenses	308	339	615	665
Research and development expenditures	176	195	350	382
Other charges	34	13	23	20
Operating earnings	138	203	245	376
Other income (expense):
Interest expense, net	(29)	(32)	(54)	(57)
Gains (losses) on sales of investments and businesses, net	(4)	0	4	7
Other	(7)	(3)	(9)	(3)
Total other expense	(40)	(35)	(59)	(53)
Earnings before income taxes	98	168	186	323
Income tax expense (benefit)	20	(59)	23	(61)
Earnings from continuing operations	78	227	163	384
Earnings from discontinued operations, net of tax	746	35	788	70
Net earnings	824	262	951	454
Less: Earnings attributable to noncontrolling interests	0	4	0	4
Net earnings attributable to Motorola Solutions, Inc.	824	258	951	450
Earnings from continuing operations, net of tax	78	223	163	380
Earnings from discontinued operations, net of tax	$ 746	$ 35	$ 788	$ 70
Basic:
Continuing operations (US$ per share)	$ 0.31	$ 0.83	$ 0.64	$ 1.40
Discontinued operations (US$ per share)	$ 2.94	$ 0.13	$ 3.11	$ 0.26
Basic (US$ per share):	$ 3.25	$ 0.96	$ 3.75	$ 1.66
Diluted:
Continuing operations (US$ per share)	$ 0.30	$ 0.81	$ 0.63	$ 1.37
Discontinued operations (US$ per share)	$ 2.92	$ 0.13	$ 3.07	$ 0.25
Diluted (US$ per share):	$ 3.22	$ 0.94	$ 3.70	$ 1.62
Weighted average common shares outstanding:
Basic (shares)	253.7	269.5	253.8	271.9
Diluted (shares)	256.2	274.7	257.2	277.7
Dividends declared per share (US$ per share)	$ 0.31	$ 0.26	$ 0.62	$ 0.52