Condensed Consolidated Statements Of Cash Flows (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Jul. 02, 2011
Operating
Net earnings attributable to Motorola Solutions, Inc.	$ 339	$ 846
Loss attributable to noncontrolling interests	0	(8)
Net earnings	339	838
Earnings from discontinued operations, net of tax	3	429
Earnings from continuing operations	336	409
Adjustments to reconcile earnings from continuing operations to net cash provided by operating activities:
Depreciation and amortization	106	181
Non-cash other expense (income)	(1)	45
Share-based compensation expense	95	78
Gain on sales of investments and businesses, net	(20)	(19)
Loss from the extinguishment of long-term debt	6	81
Deferred income taxes	93	(10)
Changes in assets and liabilities, net of effects of acquisitions and dispositions:
Accounts receivable	262	88
Inventories	(8)	(12)
Other current assets	(77)	9
Accounts payable and accrued liabilities	(383)	(338)
Other assets and liabilities	(87)	(185)
Net cash provided by operating activities from continuing operations	322	327
Investing
Acquisitions and investments, net	68	(2)
Proceeds from (used for) sales of investments and businesses, net	(67)	1,078
Capital expenditures	(101)	(60)
Proceeds from sales of property, plant and equipment	9	4
Proceeds from sales of Sigma Fund investments, net	1,277	266
Proceeds from sales of short-term investments, net	0	6
Net cash provided by investing activities from continuing operations	1,186	1,292
Financing
Repayment of debt	(411)	(616)
Net proceeds from issuance of debt	747	0
Contributions to Motorola Mobility	(73)	(3,200)
Issuance of common stock	63	128
Purchase of common stock	(1,804)	0
Excess tax benefits from share-based compensation	17	0
Payment of dividends	(134)	0
Distributions from (to) discontinued operations	(11)	81
Net cash used for financing from continuing operations	(1,606)	(3,607)
Discontinued Operations
Net cash provided by operating activities from discontinued operations	2	44
Net cash used for investing activities from discontinued operations	0	(8)
Net cash provided by (used for) financing activities from discontinued operations	11	(81)
Effect of exchange rate changes on cash and cash equivalents from discontinued operations	(13)	45
Net cash provided by (used for) discontinued operations	0	0
Effect of exchange rate changes on cash and cash equivalents from continuing operations	(11)	(17)
Net decrease in cash and cash equivalents	(109)	(2,005)
Cash and cash equivalents, beginning of period	1,881	4,208
Cash and cash equivalents, end of period	1,772	2,203
Cash paid during the period for:
Interest, net	54	105
Income and withholding taxes, net of refunds	$ 91	$ 39