Stockholders’ Equity (Tables)

12 Months Ended

Dec. 31, 2022

Equity [Abstract]

Treasury Stock Acquisition

Treasury stock acquisitions during the years ended December 31, 2022, 2021 and 2020 were as follows (dollars in thousands):

	2022				2021				2020
	Shares		Cost		Shares		Cost		Shares		Cost
Treasury shares at beginning of period		84,128,995	$	1,372,641		83,402,322	$	1,366,313		77,336,387	$	1,345,134
Purchases pursuant to stock buyback program		3,254,599		57,173		—		—		5,826,266		20,000
Acquisitions pursuant to long-term incentive plan		1,372,101		23,237		451,196		3,727		239,669		1,179
Purchases in connection with Pioneer acquisition		—		—		275,477		2,601		—		—
Other		3,027		28		—		—		—		—
Treasury shares at end of period		88,758,722	$	1,453,079		84,128,995	$	1,372,641		83,402,322	$	1,366,313