Earnings and Dividends Per Share (Tables)

6 Months Ended

Jun. 30, 2020

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

The following table summarizes the average number of common shares and the net income used in the calculation of basic and diluted earnings per common share (in thousands, except share and per share amounts):

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2020		2019		2020		2019
Net income attributable to common stockholders	$	44,368	$	39,979	$	105,392	$	75,658
BASIC:
Weighted average common shares outstanding	44,650,002		43,232,384		44,631,797		43,029,104
DILUTED:
Weighted average common shares outstanding	44,650,002		43,232,384		44,631,797		43,029,104
Stock options	—		66,145		2,273		70,920
Convertible subordinated debentures	—		199,492		—		211,503
Weighted average dilutive common shares outstanding	44,650,002		43,498,021		44,634,070		43,311,527
Net income attributable to common stockholders - basic	$	0.99	$	0.92	$	2.36	$	1.76
Net income attributable to common stockholders - diluted	$	0.99	$	0.92	$	2.36	$	1.75
Incremental anti-dilutive shares excluded:
Net share effect of stock options with an exercise price in excess of the average market price for our common shares	610,367		40,173		439,962		21,227
Regular dividends declared per common share	$	1.1025	$	1.05	$	2.205	$	2.10