Lease Agreements (Tables)

12 Months Ended

Dec. 31, 2017

Leases [Abstract]

Future minimum non-cancelable base rent under operating leases

The future minimum non-cancelable base rent to be received under these operating leases for each of the years ending after December 31 is summarized as follows ($ in thousands):

	Future
	Minimum
	Rent
2018	$	13,791
2019	13,257
2020	12,392
2021	10,745
2022	9,486
Thereafter	28,454
	$	88,125