Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Apr. 01, 2017	Dec. 31, 2016
Statement of Financial Position [Abstract]
Stockholders' Equity Attributable to Parent	$ 633,954	$ 560,236
Deferred Revenue, Noncurrent	25,306	25,336
Current assets
Cash and cash equivalents	343,825	305,970
Accounts receivable, net of allowance for doubtful accounts of $1,652 and $1,698 at April 1, 2017 and December 31, 2016, respectively.	104,365	101,667
Inventories	80,262	72,542
Other current assets	27,816	27,048
Total current assets	556,268	507,227
Deferred Costs, Noncurrent	88,139	79,948
Property and equipment, net	136,155	135,996
Intangible assets, net	28,791	29,376
Goodwill	19,895	19,780
Deferred tax assets	39,002	38,975
Other non-current assets	9,416	9,223
Total assets	877,666	820,525
Current liabilities
Accounts payable	35,027	34,334
Accrued compensation	24,201	43,180
Accrued and other current liabilities	102,694	104,654
Deferred revenue	40,761	38,198
Total current liabilities	202,683	220,366
Deferred Credits and Other Liabilities	15,723	14,587
Total liabilities	243,712	260,289
Commitments and contingencies
Masimo Corporation stockholders’ equity:
Preferred stock, $0.001 par value; 5,000 shares authorized; 0 shares issued and outstanding at April 1, 2017 and December 31, 2016	0	0
Common stock, $0.001 par value; 100,000 shares authorized; 51,144 and 50,188 shares issued and outstanding at April 1, 2017 and December 31, 2016, respectively	51	50
Treasury stock, 14,255 and 14,255 shares at April 1, 2017 and December 31, 2016, respectively	(404,276)	(404,276)
Additional paid-in capital	410,081	382,263
Accumulated other comprehensive loss	(6,461)	(7,027)
Retained earnings	634,559	589,226
Total liabilities and equity	$ 877,666	$ 820,525

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.