Discontinued Operations (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
	Nov. 01, 2018	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain (loss) on sale of discontinued operations, net of tax		$ (11)	$ 0	$ (1,401)	$ 0
Operating expenses:
Net income from discontinued operations, net of tax		0	$ 2,772	0	$ 7,913
Discontinued Operations, Disposed of by Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Total cash consideration	$ 122,500
Gain (loss) on sale of discontinued operations, net of tax	$ 13,700	0		(1,400)
Net sales		82,533		237,923
Cost of goods sold		60,125		172,682
Gross profit		22,408		65,241
Operating expenses:
Selling, general and administrative expenses		17,078		49,481
Depreciation and amortization		1,561		4,637
Total operating expenses		18,639		54,118
Income from operations		3,769		11,123
Interest expense		(11)		(36)
Other income (expense), net		5		(5)
Income from discontinued operations before income taxes		3,763		11,082
Income tax expense		991		3,169
Net income from discontinued operations, net of tax		$ 2,772		$ 7,913