Segment and Related Information - Reconciliation of Segment Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Identifiable assets by geographic area [Abstract]
Assets	$ 832,302	$ 854,858
Long-Lived Assets	832,302	854,858
Goodwill by business segment [Abstract]
Goodwill	487,083	486,762
United States
Identifiable assets by geographic area [Abstract]
Long-Lived Assets	787,696	809,437
Other Countries
Identifiable assets by geographic area [Abstract]
Long-Lived Assets	44,606	45,421
Restaurant/Retail
Goodwill by business segment [Abstract]
Goodwill	486,347	486,026
Government
Goodwill by business segment [Abstract]
Goodwill	736	736
Operating segments | Restaurant/Retail
Identifiable assets by geographic area [Abstract]
Assets	711,984	722,958
Operating segments | Government
Identifiable assets by geographic area [Abstract]
Assets	21,898	21,443
Other
Identifiable assets by geographic area [Abstract]
Assets	$ 98,420	$ 110,457