Summary of Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2017

Summary of Significant Accounting Policies

Changes in warranty reserve

During the three months ended March 31, 2017 and 2016, changes in the warranty reserve consisted of the following (in thousands):

	Three Months Ended
	March 31,
	2017		2016
Accrued warranty reserve, beginning of period	$	4,033	$	3,333
Reserve provided		416		126
Payments		(959)		(532)
Accrued warranty reserve, end of period	$	3,490	$	2,927

Reconciliation of net income and weighted average shares outstanding for the calculation of basic and diluted earnings per share

The following table represents a reconciliation of the net income and weighted average shares outstanding for the calculation of basic and diluted earnings per share for the three months ended March 31, 2017 and 2016 (in thousands, except per share amounts):

	Three Months Ended
	March 31,
	2017		2016
Numerator:
Basic net income	$	2,439	$	791
Effect of dilutive securities		—		—
Diluted net income	$	2,439	$	791
Denominator:
Basic weighted average shares outstanding		22,471		22,390
Effect of dilutive securities		247		236
Diluted weighted average shares outstanding		22,718		22,626
Basic earnings per share	$	0.11	$	0.04
Diluted earnings per share	$	0.11	$	0.04