Premises and Equipment

12 Months Ended

Dec. 31, 2015

Property, Plant and Equipment [Abstract]

Premises and Equipment

Premises and Equipment

The following table presents the major components of premises and equipment at December 31, 2015 and 2014:

(in thousands)							Estimated useful life
	2015			2014
Land	$	45,762		$	46,415
Buildings and improvements	232,635			218,326			7-39 years
Furniture, fixtures and equipment	156,031			132,249			4-20 years
Software	70,195			40,785			3 years
Construction in progress	13,781			32,313
Total premises and equipment	518,404			470,088
Less: Accumulated depreciation and amortization	(189,670		)	(152,254		)
Premises and equipment, net	$	328,734		$	317,834

Depreciation expense totaled $47.6 million, $36.9 million and $20.5 million for the years endedDecember 31, 2015, 2014 and 2013, respectively.

Umpqua's subsidiaries have entered into a number of non-cancelable lease agreements with respect to premises and equipment. See Note 19 for more information regarding rental expense, net of rent income, and minimum annual rental commitments under non-cancelable lease agreements.