Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Cash flows from operating activities:
Income from continuing operations	$ 10.0	$ 8.7
Adjustments to reconcile income from continuing operations to net cash provided by (used in) operating activities:
Depreciation and amortization	1.0	1.1
Provision for returns and doubtful accounts	0.0	(0.2)
Compensation expense related to equity compensation plans	1.5	0.4
Provision for deferred taxes	0.0	0.2
Gain on disposition and abandonment	0.1	0.0
Changes in operating assets and liabilities:
Accounts receivable	(8.1)	(6.7)
Inventories	1.5	1.9
Prepaid expenses and other assets	(1.0)	(1.9)
Income taxes payable	3.2	2.5
Accounts payable	9.8	2.4
Accrued expenses, other current liabilities and other liabilities	5.8	(1.8)
Net cash provided by operating activities from continuing operations	23.8	6.6
Net cash provided by operating activities from discontinued operations	0.3	9.8
Net cash provided by operating activities	24.1	16.4
Cash flows from investing activities:
Purchases of property, plant and equipment	(1.0)	(0.4)
Net cash used in investing activities from continuing operations	(1.0)	(0.4)
Net cash used in investing activities from discontinued operations	0.0	(0.1)
Net cash used in investing activities	(1.0)	(0.5)
Cash flows from financing activities:
Dividends paid	(248.0)	(59.8)
Proceeds from issuance of common stock	0.0	0.8
Payment of payroll taxes on stock-based compensation through shares withheld	(0.8)	(0.9)
Proceeds from the issuance of common stock from employee stock purchase plan	0.4	0.0
Net cash used in financing activities	(248.4)	(59.9)
Effects of exchange rates on cash	(0.1)	0.5
Net decrease in cash	(225.4)	(43.5)
Cash – beginning of period	295.4	184.5
Cash – end of period	$ 70.0	$ 141.0