Premises and Equipment

12 Months Ended

Dec. 31, 2015

Premises and Equipment

Premises and Equipment

Note 7—Premises and Equipment

Premises and equipment consisted of the following:

					December 31,
(Dollars in thousands)	Useful Life				2015		2014
Land					$	55,590	$	54,269
Buildings and leasehold improvements	15	-	40	years		139,946		139,742
Equipment and furnishings	3	-	10	years		79,585		72,671
Construction in process						3,640		611
Total						278,761		267,293
Less accumulated depreciation						(104,224)		(95,521)
					$	174,537	$	171,772

Depreciation expense charged to operations was $11.1 million, $11.1 million, and $10.0 million for the years ended December 31, 2015, 2014, and 2013, respectively.

At December 31, 2015 and 2014, computer software with an original cost of $6.3 million and $6.0 million, respectively, were being amortized using the straight‑line method over thirty-six months. Amortization expense totaled $1.8 million, $1.7 million, and $1.4 million for the years ended December 31, 2015, 2014, and 2013, respectively.