Significant Accounting Policies (Tables)

9 Months Ended

Sep. 30, 2013

Accounting Policies [Abstract]

Reconciliation of weighted-average shares used in computing net income per share

Reconciliation of weighted-average shares used in computing basic and diluted net income per share attributable to Micrel, Incorporated shareholders is as follows (in thousands):

	Three Months Ended		Nine Months Ended
	September 30,		September 30,
	2013	2012	2013	2012
Weighted average common shares outstanding	57,752	59,242	58,107	60,096
Dilutive effect of stock options and restricted stock units	688	647	719	678
Shares used in computing diluted net income per share	58,440	59,889	58,826	60,774