Condensed Consolidated Statements Of Cash Flows - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Cash flows from operating activities:
Net income	$ 285.1	$ 85.6
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	29.1	49.3
Game software development amortization	0.4	8.7
Gain on sale of Big Fish Games	(219.5)	0.0
Distributed earnings from unconsolidated affiliates	9.9	8.7
Equity in income of unconsolidated affiliates	(15.3)	(13.8)
Stock-based compensation	12.6	11.7
Deferred income taxes	6.9	0.0
Big Fish Games earnout payment	(2.4)	(2.5)
Big Fish Games deferred payment	(2.0)	0.0
Other	1.7	1.7
Increase (decrease) in cash resulting from changes in operating assets and liabilities, net of business acquisitions and dispositions:
Game software development	(0.3)	(11.3)
Income taxes	55.3	50.0
Deferred revenue	(43.7)	(34.9)
Other assets and liabilities	44.5	15.2
Net cash provided by operating activities	162.3	168.4
Cash flows from investing activities:
Capital maintenance expenditures	(13.7)	(17.9)
Capital project expenditures	(58.7)	(46.1)
Acquisition of a business	0.0	(23.1)
Proceeds from sale of Big Fish Games	970.7	0.0
Receivable from escrow	0.0	13.6
Investment in unconsolidated affiliates	0.0	(24.0)
Other	(5.9)	0.2
Net cash provided by (used in) investing activities	892.4	(97.3)
Cash flows from financing activities:
Proceeds from borrowings under long-term debt obligations	117.2	543.6
Repayments of borrowings under long-term debt obligations	(361.3)	(394.2)
Big Fish Games earnout payment	(31.8)	(31.7)
Big Fish Games deferred payment	(26.4)	0.0
Payment of dividends	(23.5)	(21.8)
Repurchase of common stock	(514.7)	(181.0)
Other	(4.4)	3.8
Net cash used in financing activities	(844.9)	(81.3)
Net increase (decrease) in cash, cash equivalents and restricted cash	209.8	(10.2)
Effect of exchange rate changes on cash	(0.6)	0.6
Cash, cash equivalents and restricted cash, beginning of period	85.5	83.0
Cash, cash equivalents and restricted cash, end of period	294.7
Cash paid during the period for:
Interest	8.5	21.4
Income taxes	23.7	9.0
Schedule of non-cash investing and financing activities:
Property and equipment additions included in accounts payable and accrued expenses	$ 21.9	$ 0.0