Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
Cash flows from operating activities:
Income from continuing operations	$ 24.9	$ 22.1
Adjustments to reconcile income from continuing operations to net cash provided by (used in) operating activities:
Depreciation and amortization	2.0	2.2
Provision for returns and doubtful accounts	0.3	0.0
Stock-based compensation	2.8	0.8
Provision for deferred taxes	(0.2)	0.2
Gain on disposition and abandonment	0.1	0.0
Changes in operating assets and liabilities:
Accounts receivable	(12.8)	(10.4)
Inventories	6.0	(1.5)
Prepaid expenses and other assets	(1.2)	(2.2)
Income taxes payable	5.9	5.5
Accounts payable	15.4	3.2
Accrued expenses, other current and non current liabilities	6.9	(1.9)
Net cash provided by operating activities from continuing operations	50.1	18.0
Net cash provided by (used in) operating activities from discontinued operations	0.1	(1.7)
Net cash provided by operating activities	50.2	16.3
Cash flows from investing activities:
Purchases of property, plant and equipment	(2.4)	(1.1)
Net cash used in investing activities from continuing operations	(2.4)	(1.1)
Net cash used in investing activities from discontinued operations	0.0	(0.3)
Net cash used in investing activities	(2.4)	(1.4)
Cash flows from financing activities:
Dividends paid	(252.5)	(101.1)
Proceeds from issuance of common stock	0.6	0.9
Payment of payroll taxes on stock-based compensation through shares withheld	(0.8)	(1.3)
Proceeds from the issuance of common stock from employee stock purchase plan	0.4	0.0
Net cash used in financing activities	(252.3)	(101.5)
Effects of exchange rates on cash	(0.1)	(1.0)
Net decrease in cash	(204.6)	(87.6)
Cash – beginning of period	295.4	184.5
Cash – end of period	90.8	96.9
Supplemental disclosures of non-cash operating and investing activities:
Right-of-use assets obtained in exchange for lease obligations, operating leases	$ 14.7	$ 0.0