Unaudited Quarterly Financial Information (Tables)

12 Months Ended

Dec. 31, 2019

Quarterly Financial Information Disclosure [Abstract]

Unaudited Quarterly Financial Information

Unaudited Quarterly Financial Information

(In Thousands, Except Per Share Data)

Quarter Ended	Mar 31		Jun 30		Sep 30		Dec 31
2019
Operating Revenues and Other	$	4,058,642	$	4,697,630	$	4,303,455	$	4,320,246
Operating Income	$	876,530	$	1,130,771	$	827,959	$	863,751
Income Before Income Taxes	$	827,236	$	1,089,366	$	797,457	$	831,208
Income Tax Provision	191,810		241,525		182,335		194,687
Net Income	$	635,426	$	847,841	$	615,122	$	636,521
Net Income Per Share (1)
Basic	$	1.10	$	1.47	$	1.06	$	1.10
Diluted	$	1.10	$	1.46	$	1.06	$	1.10
Average Number of Common Shares
Basic	577,207		577,460		577,839		578,219
Diluted	580,222		580,247		581,271		580,849
2018
Operating Revenues and Other	$	3,681,162	$	4,238,077	$	4,781,624	$	4,574,536
Operating Income	$	874,588	$	964,931	$	1,506,687	$	1,123,140
Income Before Income Taxes	$	813,359	$	892,936	$	1,446,363	$	1,088,340
Income Tax Provision	174,770		196,205		255,411		195,572
Net Income	$	638,589	$	696,731	$	1,190,952	$	892,768
Net Income Per Share (1)
Basic	$	1.11	$	1.21	$	2.06	$	1.55
Diluted	$	1.10	$	1.20	$	2.05	$	1.54
Average Number of Common Shares
Basic	575,775		576,135		577,254		577,035
Diluted	579,726		580,375		581,559		580,288

(1)

The sum of quarterly net income per share may not agree with total year net income per share as each quarterly computation is based on the weighted average of common shares outstanding.