Segment Information Segment Reporting (Tables)

3 Months Ended

Mar. 31, 2018

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment [Table Text Block]

Financial information for the Company's reportable segments follows:

	(Dollars in thousands)
	Three Months Ended March 31,
	2018			2017
Revenue
Lawson product revenue	$	66,937		$	74,617
Lawson service revenue	9,489			—
Total Lawson revenue	76,426			74,617
Bolt Supply	8,033			—
Consolidated total	$	84,459		$	74,617
Gross profit
Lawson product gross profit	$	36,842		$	44,879
Lawson service gross profit	$	6,080		$	—
Total Lawson gross profit	42,922			44,879
Bolt Supply	3,296			—
Consolidated total	$	46,218		$	44,879
Operating Income
Lawson	$	1,357		$	712
Bolt Supply	480			—
Consolidated total	1,837			712
Interest expense	(240		)	(94		)
Other income, net	287			225
Income before income taxes	$	1,884		$	843