Net Income Per Share (Tables)

12 Months Ended

Jan. 31, 2017

The following provides the computation of basic and diluted net income per share:



Fiscal year ended January 31,	2017		2016		2015
Net income attributable to Mentor Graphics shareholders	$	154,866	$	96,277	$	147,139
Adjustment to redemption value of noncontrolling interest with redemption feature	—		258		121
Adjusted net income attributable to Mentor Graphics shareholders, basic	154,866		96,535		147,260
Adjustment for convertible debt interest, net of tax to be forfeited upon conversion of 4.00% Debentures	2,074		—		—
Adjusted net income attributable to Mentor Graphics shareholders, diluted	$	156,940	$	96,535	$	147,260

Weighted average common shares used to calculate basic net income per share	108,795		116,701		114,635
Potentially dilutive common shares	5,527		2,562		2,443
Weighted average common and potentially dilutive common shares used to calculate diluted net income per share	114,322		119,263		117,078

Net income per share attributable to Mentor Graphics shareholders:
Basic net income per share	$	1.42	$	0.83	$	1.28
Diluted net income per share	$	1.37	$	0.81	$	1.26

The following details adjustments to net income excluded from the computation of diluted net income:



Fiscal year ended January 31,	2017		2016		2015
Adjustment for convertible debt interest, net of tax to be forfeited upon conversion of 4.00% Debentures	$	—	$	2,074	$	2,075

The following details shares excluded from the computation of diluted net income:



Fiscal year ended January 31,	2017	2016	2015
Shares of common stock for restricted stock units	12	—	18
Shares of common stock for stock options	—	—	14
Shares of common stock for ESPP purchase rights	—	—	887
Shares of common stock for convertible debt	—	2,046	612
Total anti-dilutive shares excluded	12	2,046	1,531