Thermon Group Holdings, Inc. Annual report pursuant to Section 13 and 15(d)

Organization and Summary of Significant Accounting Policies (Tables)

12 Months Ended

Mar. 31, 2018

The following table summarizes the annual changes in our allowance for doubtful accounts:



Balance at March 31, 2015		$	785
	Reduction in reserve	214
	Write-off of uncollectible accounts	(343		)
Balance at March 31, 2016		656
	Additions to reserve	307
	Write-off of uncollectible accounts	(445		)
Balance at March 31, 2017		518
	Additions to reserve	787
	Write-off of uncollectible accounts	(74		)
Balance at March 31, 2018		$	1,231

Depreciation is computed using the straight-line method over the following lives:



	Useful Lives in Years
Land improvements	15	-	20
Buildings and improvements	10	-	40
Machinery and equipment	3	-	25
Office furniture and equipment	3	-	10
Internally developed software	5	-	7

Property, plant and equipment consisted of the following at March 31:



	2018			2017
Land, buildings and improvements	$	50,808		$	23,812
Machinery and equipment	24,182			20,727
Office furniture and equipment	20,818			13,296
Internally developed software	4,069			3,188
Construction in progress	2,183			2,478
Property, plant and equipment at cost	102,060			63,501
Accumulated depreciation	(27,575		)	(20,235		)
Property, plant and equipment, net	$	74,485		$	43,266