Property, Plant & Equipment

3 Months Ended

Mar. 31, 2016

Property, Plant and Equipment [Abstract]

Property, plant and equipment consisted of the following for the periods specified:



	March 31, 2016			December 31, 2015
Property, plant and equipment	$	138,933,000		$	137,996,000
Accumulated depreciation	(65,509,000		)	(63,893,000		)
Property, plant and equipment — net	$	73,424,000		$	74,103,000

Property, plant, and equipment are recorded at cost, unless obtained through acquisition, then assets are recorded at estimated fair market value at the date of acquisition. Depreciation is provided on a straight-line method over the estimated useful lives of the assets. The carrying amount of long-lived assets is evaluated annually to determine if an adjustment to the depreciation period or to the unamortized balance is warranted. Amounts invested in capital additions in progress were $2,815,000 and $2,331,000 at March 31, 2016 and December 31, 2015, respectively. The Company capitalized $0 and $2,000 of interest expense for the three months ended March 31, 2016 and 2015, respectively. At March 31, 2016 and December 31, 2015, purchase commitments for capital expenditures in progress were $391,000 and $1,102,000, respectively.