Condensed Consolidated Statements Of Cash Flows (Unaudited) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 30, 2013	Mar. 31, 2012
Operating
Net earnings attributable to Motorola Solutions, Inc.	$ 192	$ 157
Loss from discontinued operations, net of tax	0	(2)
Earnings from continuing operations	192	159
Adjustments to reconcile earnings from continuing operations to net cash provided by operating activities:
Depreciation and amortization	52	53
Non-cash other expense (income)	(1)	1
Share-based compensation expense	45	43
Gains on sales of investments and businesses, net	(7)	(17)
Deferred income taxes	(11)	27
Changes in assets and liabilities, net of effects of acquisitions and dispositions:
Accounts receivable	200	141
Inventories	(5)	9
Other current assets	(75)	(100)
Accounts payable and accrued liabilities	(417)	(249)
Other assets and liabilities	(4)	2
Net cash provided by (used for) operating activities from continuing operations	(31)	69
Investing
Acquisitions and investments, net	(4)	92
Proceeds from (used for) sales of investments and businesses, net	19	(54)
Capital expenditures	(46)	(49)
Proceeds from sales (purchases) of Sigma Fund and short term investments, net	(113)	1,163
Net cash provided by (used for) investing activities from continuing operations	(144)	1,152
Financing
Repayment of debt	(1)	(1)
Net proceeds from issuance of debt	593	0
Issuance of common stock	40	30
Purchase of common stock	(357)	(1,365)
Excess tax benefits from share-based compensation	9	6
Payment of dividends	(72)	(70)
Distributions to discontinued operations	0	(11)
Net cash provided by (used for) financing activities from continuing operations	212	(1,411)
Discontinued Operations
Net cash provided by operating activities from discontinued operations	0	2
Net cash provided by financing activities from discontinued operations	0	11
Effect of exchange rate changes on cash and cash equivalents from discontinued operations	0	(13)
Net cash provided by (used for) discontinued operations	0	0
Effect of exchange rate changes on cash and cash equivalents from continuing operations	(35)	29
Net increase (decrease) in cash and cash equivalents	2	(161)
Cash and cash equivalents, beginning of period	1,468	1,881
Cash and cash equivalents, end of period	1,470	1,720
Cash paid during the period for:
Interest, net	6	8
Income and withholding taxes, net of refunds	$ 64	$ 38