Year-end premises and equipment are as follows:



	December 31,
	2018			2017
Land and land improvements	$	12,359		$	12,265
Buildings and improvements	30,602			29,556
Furniture and equipment	10,039			9,678
Computer equipment	4,232			3,983
	57,232			55,482
Accumulated depreciation	(32,027		)	(30,626		)
	$	25,205		$	24,856

Depreciation of premises and equipment was $1.5 million and $2.0 million for the years ended December 31, 2018 and 2017, respectively.

In December 2017, we agreed to a letter of intent to sell our corporate office building located at 15W060 North Frontage Road, Burr Ridge, Illinois. The asset was recorded in our financial statements at December 31, 2017 as premises held-for-sale at a net cost of $5.7 million. On April 23, 2018, the Bank sold its office building. A net gain of $93,000 was recorded in the second quarter of 2018 in connection with the sale.

The Company leases the corporate office and certain branch facilities under non-cancelable operating lease agreements expiring in various years through 2032. Rent expense, net of sublease income, for facilities was $958,000 and $477,000 in 2018 and 2017, respectively, excluding taxes, insurance, and maintenance. The projected minimum rental expense under existing leases, not including taxes, insurance, and maintenance, as of December 31, 2018 is as follows:



2019	$	927
2020	894
2021	913
2022	952
2023	939
Thereafter	3,250
	$	7,875