DEFERRED COSTS AND INTANGIBLES, NET - Schedule of Amortization of Deferred Costs (Details) - USD ($) $ in Thousands	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Amortization of deferred leasing costs, lease intangibles and other	$ 20,913	$ 35,742
Amortization of above-market lease intangibles	$ 2,260	$ 4,221

The aggregate amount of recurring noncash expense charged against earnings in the period to allocate the cost of deferred leasing costs, lease intangibles and other over their estimated remaining economic lives.

No definition available.

Name:	krg_AmortizationOfDeferredLeasingCostsLeaseIntangiblesAndOther
Namespace Prefix:	krg_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration