Property And Equipment

6 Months Ended

Jun. 30, 2015

(4) Property and Equipment

Property and equipment as of June 30, 2015 and December 31, 2014 were as follows:



(in thousands)	2015		2014		Useful Life (in years)
Land	$	903	$	541	N/A
Building		10,960		9,370	25
Machinery and equipment		99,074		84,443	3-7
Capitalized software		3,949		3,693	3-5
Office furniture and equipment		4,743		3,478	3-5
Leasehold improvements		14,870		12,447	Life of lease (a)
Rental equipment		509		557	5
Construction in progress		12,917		20,082	N/A
Total property and equipment		147,925		134,611
Less: Accumulated depreciation and amortization		(60,941)		(52,730)
Total property and equipment, net	$	86,984	$	81,881

^(a)

Leasehold improvements are amortized on a straight-line basis over the shorter of (i) their estimated useful lives and (ii) the estimated or contractual life of the related lease.

For the quarter and six months ended June 30, 2015, depreciation and amortization expense on property and equipment was $4,691 and $9,400, respectively, compared to $3,456 and $6,492, respectively, for the quarter and six months ended June 30, 2014.