Segment and Related Information - Reconciliation of Segment Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Identifiable assets by geographic area [Abstract]
Assets	$ 864,741	$ 888,149
Long-Lived Assets	864,741	888,149
Goodwill by business segment [Abstract]
Goodwill	485,121	457,306
United States
Identifiable assets by geographic area [Abstract]
Long-Lived Assets	818,733	871,184
Other Countries
Identifiable assets by geographic area [Abstract]
Long-Lived Assets	46,008	16,965
Restaurant/Retail
Goodwill by business segment [Abstract]
Goodwill	484,385	456,570
Government
Goodwill by business segment [Abstract]
Goodwill	736	736
Operating segments | Restaurant/Retail
Identifiable assets by geographic area [Abstract]
Assets	718,643	674,032
Operating segments | Government
Identifiable assets by geographic area [Abstract]
Assets	17,630	14,831
Other
Identifiable assets by geographic area [Abstract]
Assets	$ 128,468	$ 199,286