Condensed Consolidated Statements Of Cash Flows - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Cash flows from operating activities:
Net income	$ 72.6	$ 53.5
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	53.9	54.7
Software development amortization	7.5	3.1
Acquisition-related charges	3.8	14.6
Gain on sale of equity investment	0.0	(5.8)
Dividend from investment in unconsolidated affiliates	8.2	7.5
Big Fish Games earnout payment	(19.7)	0.0
Equity in income of unconsolidated investments	(8.6)	(5.9)
Stock-based compensation	9.4	6.1
Other	1.1	1.5
Increase (decrease) in cash resulting from changes in operating assets and liabilities, net of business acquisitions and dispositions:
Other current assets and liabilities	20.2	11.6
Software development	(10.1)	(11.2)
Income taxes	35.8	62.1
Deferred revenue	(4.2)	0.4
Other assets and liabilities	(3.1)	2.0
Net cash provided by operating activities	166.8	194.2
Cash flows from investing activities:
Additions to property and equipment	(34.5)	(22.7)
Deferred payments to Big Fish Games former equity holders	0.0	(1.0)
Payments to Acquire Intangible Assets, Gaming Licenses	(2.5)	0.0
Proceeds from sale of equity investment	1.4	6.0
Other	0.0	(0.3)
Net cash used in investing activities	(35.6)	(18.0)
Cash flows from financing activities:
Borrowings on bank line of credit	442.1	189.9
Repayments of bank line of credit	(298.8)	(346.5)
Big Fish Games earnout payment	(261.9)	0.0
Tax refund payments to Big Fish Games equity holders	0.0	(11.8)
Payment of dividends	(19.1)	(17.4)
Repurchase of common stock	(17.6)	(5.9)
Windfall tax provision from stock-based compensation	0.0	3.1
Loan origination fees and debt issuance costs	(1.4)	0.0
Other	5.8	5.3
Net cash used in financing activities	(150.9)	(183.3)
Net decrease in cash and cash equivalents	(19.7)	(7.1)
Effect of exchange rate changes on cash flows	0.3	(1.6)
Cash and cash equivalents, beginning of period	74.5	67.9
Cash and cash equivalents, end of period	55.1	59.2
Cash paid during the period for:
Interest	19.6	13.6
Income taxes	2.2	0.5
Schedule of non-cash investing and financing activities:
Issuance of common stock in connection with the Company's restricted stock plans	18.5	16.2
Repurchase of common stock included in accrued expenses	$ 2.2	$ 0.0