Stockholders' Equity - Number of Shares (Details) - shares shares in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Reconciliation of the number of shares outstanding with the number of shares used in computing basic and diluted earnings per share
Common shares outstanding, end of period	35,281	35,691	35,281	35,691
Effect of using weighted average common shares outstanding	26	55	134	51
Shares used in computing earnings per share-basic	35,307	35,746	35,415	35,742
Effect of shares issuable under stock option plans based on the treasury stock method	21	30	24	30
Effect of restricted and contingently issuable shares	41	52	47	56
Shares used in computing earnings per share-diluted	35,369	35,828	35,486	35,828