Consolidated Balance Sheets (Parenthetical) - USD ($)	Dec. 31, 2022	Dec. 31, 2021
Current assets:
Accounts receivable, allowance (in dollars)	$ 0	$ 0
Stockholders’ equity:
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized (in shares)	10,000,000	10,000,000
Preferred stock, shares issued (in shares)	0	0
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	245,000,000	245,000,000
Common stock, shares issued (in shares)	72,651,280	71,727,021
Common stock, shares outstanding (in shares)	46,032,064	45,107,805
Treasury stock, shares (in shares)	26,619,216	26,619,216