Basis of Presentation (Tables)

9 Months Ended

Sep. 30, 2018

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Reconciliation of basic earnings per share ("EPS") to diluted EPS

The following is a reconciliation of basic earnings per common share to diluted earnings per share for the three months and nine months ended September 30,2018 and 2017, respectively:

	Three Months Ended   September 30,				Nine Months Ended   September 30,
(in thousands, except per share amounts)	2018		2017		2018		2017
Net income available to common stockholders	$	44,361	$	28,197	$	113,876	$	79,532
Basic weighted-average shares outstanding	46,192		47,367		46,375		47,544
Dilutive effect of potential common stock equivalents — stock options and restricted stock units	430		319		395		299
Diluted weighted-average shares outstanding	46,622		47,686		46,770		47,843
Earnings per common share:
Basic	$	0.96	$	0.60	$	2.46	$	1.67
Diluted	$	0.95	$	0.59	$	2.43	$	1.66

Summary of financial instruments

t.

As of September 30,2018 and 2017 and December 31, 2017, the Company’s primary financial instrument classified as cash equivalents is money market funds, which are carried at cost, approximating fair value, based on Level 1 inputs. The balances of the Company's primary financial instruments at the dates indicated were as follow

Schedule of business acquisitions

r.

The following table represents the final allocation of the purchase price to the estimated fair value of the assets acquired and liabilities assumed in the Gbo Fastening Systems acquisition