Note 15 - Quarterly Financial Information (Unaudited)

12 Months Ended

Dec. 31, 2020

Notes to Financial Statements

Quarterly Financial Information [Text Block]

15. Quarterly Financial Information (Unaudited)

As further discussed in Note 10, Commitments and Contingencies, our first quarter 2020 and third quarter 2019 operating income, net earnings and earnings per share included the impact of pretax charges for contingent liabilities. Operating results by quarter for the years ended December 31, 2020 and 2019 are as follows (in thousands, except per share data):

	Quarter
	First		Second		Third		Fourth
2020:
Operating revenues	$	2,280,826	$	2,145,573	$	2,472,523	$	2,737,652
Operating income	$	154,741	$	175,183	$	175,503	$	207,691
Net earnings	$	104,834	$	121,698	$	125,496	$	154,007
Basic earnings per share	$	0.99	$	1.15	$	1.19	$	1.46
Diluted earnings per share	$	0.98	$	1.14	$	1.18	$	1.44
2019:
Operating revenues	$	2,089,627	$	2,261,647	$	2,363,660	$	2,450,323
Operating income	$	167,795	$	193,093	$	167,862	$	205,074
Net earnings	$	119,601	$	133,633	$	118,410	$	144,676
Basic earnings per share	$	1.10	$	1.24	$	1.11	$	1.36
Diluted earnings per share	$	1.09	$	1.23	$	1.10	$	1.35