Condensed Consolidated Statements Of Cash Flows (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Apr. 02, 2011
Operating
Net earnings (loss) attributable to Motorola Solutions, Inc.	$ 157	$ 497
Loss attributable to noncontrolling interests	0	(6)
Net earnings (loss)	157	491
Earnings (loss) from discontinued operations, net of tax	(2)	130
Earnings from continuing operations	159	361
Adjustments to reconcile loss from continuing operations to net cash provided by (used for) operating activities:
Depreciation and amortization	53	91
Non-cash other expense (income)	1	(8)
Share-based compensation expense	43	39
Gain on sales of investments and businesses, net	(17)	(18)
Deferred income taxes	27	(114)
Changes in assets and liabilities, net of effects of acquisitions and dispositions:
Accounts receivable	141	175
Inventories	9	(10)
Other current assets	(100)	(13)
Accounts payable and accrued liabilities	(249)	(221)
Other assets and liabilities	2	(49)
Net cash provided by operating activities from continuing operations	69	233
Investing
Acquisitions and investments, net	92	0
Proceeds from sales of investments and businesses, net	(54)	52
Capital expenditures	(49)	(27)
Proceeds from sales of property, plant and equipment	0	1
Proceeds from sales (purchases of) Sigma Fund investments, net	1,163	1,241
Net cash provided by investing activities from continuing operations	1,152	1,267
Financing
Repayment of debt	(1)	0
Contributions to Motorola Mobility	0	(3,200)
Issuance of common stock	30	70
Purchase of common stock	(1,365)	0
Excess tax benefits from share-based compensation	6	0
Payment of dividends	(70)	0
Distributions from (to) discontinued operations	(11)	209
Net cash used for financing from continuing operations	(1,411)	(2,921)
Discontinued Operations
Net cash provided by operating activities from discontinued operations	2	189
Net cash used for investing activities from discontinued operations	0	(6)
Net cash provided by (used for) financing activities from discontinued operations	11	(209)
Effect of exchange rate changes on cash and cash equivalents from discontinued operations	(13)	26
Net cash provided by (used for) discontinued operations	0	0
Effect of exchange rate changes on cash and cash equivalents from continuing operations	29	(23)
Net increase (decrease) in cash and cash equivalents	(161)	(1,444)
Cash and cash equivalents, beginning of year	1,881	4,208
Cash and cash equivalents, end of year	1,720	2,764
Cash paid during the year for:
Interest, net	8	16
Income and withholding taxes, net of refunds	$ 38	$ 16