Document And Entity Information	9 Months Ended
	Oct. 03, 2015 shares
Document And Entity Information [Abstract]
Entity Registrant Name	Motorola Solutions, Inc.
Entity Central Index Key	0000068505
Current Fiscal Year End Date	--12-31
Entity Filer Category	Large Accelerated Filer
Document Type	10-Q
Document Period End Date	Oct. 03, 2015
Document Fiscal Year Focus	2015
Document Fiscal Period Focus	Q3
Amendment Flag	false
Entity Common Stock, Shares Outstanding	176,561,670