Condensed Consolidated Statement of Comprehensive Income (Unaudited) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 28, 2013	Sep. 29, 2012	Sep. 28, 2013	Sep. 29, 2012
Statement of Other Comprehensive Income [Abstract]
Net earnings	$ 308	$ 206	$ 762	$ 545
Other comprehensive income (loss)
Amortization of retirement benefit adjustments, net of tax of $9, $14, $28 and $65, respectively	17	53	52	148
Remeasurement of retirement benefit adjustments, net of tax if $0, $52, $0 and $52	0	87	0	87
Foreign currency translation adjustments, net of tax of $2, $21, $(4) and $11, respectively	20	4	(22)	(18)
Net gain (loss) on derivative hedging instruments, net of tax of $0, $0, $0 and $0, respectively	(1)	2	(2)	4
Net unrealized gain (loss) on securities, net of tax of $0, $(5), $0 and $1, respectively	1	(6)	0	2
Current period change in Other comprehensive income (loss)	37	140	28	223
Comprehensive Income	345	346	790	768
Less: Earnings attributable to noncontrolling interests	1	0	5	0
Comprehensive income attributable to Motorola Solutions, Inc. common shareholders	$ 344	$ 346	$ 785	$ 768