PROPERTY HELD FOR LEASE, NET OF ACCUMULATED DEPRECIATION AND IMPAIRMENT - Summary of Property Held for Lease, Net (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Leases [Abstract]
Property held for lease	$ 173,540	$ 300,603
Less: accumulated depreciation and impairment	(106,627)	(233,518)
Property held for lease, net	$ 66,913	$ 67,085

Property Subject To Or Available For Operating Lease, Accumulated Depreciation, Current

No definition available.

Name:	kplt_PropertySubjectToOrAvailableForOperatingLeaseAccumulatedDepreciationCurrent
Namespace Prefix:	kplt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant