Earnings per Share/Capital Stock: (Tables)

6 Months Ended

Jun. 30, 2020

Earnings Per Share [Abstract]

Schedule of reconciliation of Registrant's net income and weighted average Common Shares outstanding for calculating basic net income per share

Basic:	For The Three Months Ended June 30,				For The Six Months Ended June 30,
(in thousands, except per share amounts)	2020		2019		2020		2019
Net income	$	25,612	$	26,784	$	39,684	$	39,636
Less: (a) Distributed earnings to common shareholders	11,250		10,119		22,492		20,232
Distributed earnings to participating securities	40		46		77		88
Undistributed earnings	14,322		16,619		17,115		19,316
(b) Undistributed earnings allocated to common shareholders	14,271		16,543		17,057		19,232
Undistributed earnings allocated to participating securities	51		76		58		84
Total income available to common shareholders, basic (a)+(b)	$	25,521	$	26,662	$	39,549	$	39,464
Weighted average Common Shares outstanding, basic	36,884		36,804		36,872		36,788
Basic earnings per Common Share	$	0.69	$	0.72	$	1.07	$	1.07

Schedule of reconciliation of Registrant's net income and weighted average Common Shares outstanding for calculating diluted net income per share

The following is a reconciliation of Registrant’s net income and weighted average Common Shares outstanding for calculating diluted net income per share:

Diluted:	For The Three Months Ended June 30,				For The Six Months Ended June 30,
(in thousands, except per share amounts)	2020		2019		2020		2019
Common shareholders earnings, basic	$	25,521	$	26,662	$	39,549	$	39,464
Undistributed earnings for dilutive stock-based awards	51		75		58		84
Total common shareholders earnings, diluted	$	25,572	$	26,737	$	39,607	$	39,548
Weighted average common shares outstanding, basic	36,884		36,804		36,872		36,788
Stock-based compensation (1)	116		159		113		154
Weighted average common shares outstanding, diluted	37,000		36,963		36,985		36,942
Diluted earnings per Common Share	$	0.69	$	0.72	$	1.07	$	1.07

(1)      In applying the treasury stock method of reflecting the dilutive effect of outstanding stock-based compensation in the calculation of diluted EPS, 11,556 stock options at June 30, 2019, respectively, were deemed to be outstanding in accordance with accounting guidance on earnings per share.  All of the 133,863 and 170,372 restricted stock units at June 30, 2020 and 2019, respectively, were included in the calculation of diluted EPS for the three months ended June 30, 2020 and 2019.