Condensed Consolidated Statements Of Cash Flows - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Cash flows from operating activities:
Net income	$ 85.6	$ 72.6
Adjustments to reconcile net income to net cash provided by operating activities:
Total adjustments to EBITDA	49.3	53.9
Game software development amortization	8.7	7.5
Acquisition expenses, net	1.0	3.8
Distributed earnings from equity investments	8.7	8.2
Earnings from equity investments, net	(13.8)	(8.6)
Stock-based compensation	11.7	9.4
Big Fish Games earnout payment	(2.5)	(19.7)
Other	0.7	1.1
Increase (decrease) in cash resulting from changes in operating assets and liabilities, net of business acquisitions and dispositions:
Other current assets and liabilities	25.1	20.2
Increase (Decrease) in Software Development	(11.3)	(10.1)
Income taxes	50.0	35.8
Deferred revenue	(34.9)	(4.2)
Other assets and liabilities	(7.2)	(3.1)
Net cash provided by operating activities	171.1	166.8
Cash flows from investing activities:
Capital maintenance expenditures	(17.9)	(16.3)
Capital project expenditures	(46.1)	(18.2)
Acquisition of a business	(23.1)	0.0
Receivable from escrow	13.6	0.0
Investment in unconsolidated affiliates	(24.0)	0.0
Other	0.2	(1.1)
Net cash used in investing activities	(97.3)	(35.6)
Cash flows from financing activities:
Borrowings on bank line of credit	543.6	442.1
Repayments of bank line of credit	(394.2)	(298.8)
Big Fish Games earnout payment	(31.7)	(261.9)
Payment of dividends	(21.8)	(19.1)
Repurchase of common stock	(181.0)	(17.6)
Other	3.8	4.4
Net cash used in financing activities	(81.3)	(150.9)
Net decrease in cash and cash equivalents	(7.5)	(19.7)
Effect of exchange rate changes on cash	0.6	0.3
Cash and cash equivalents, beginning of period	48.7
Cash and cash equivalents, end of period	41.8
Cash paid during the period for:
Interest	21.4	19.6
Income taxes	9.0	2.2
Schedule of non-cash investing and financing activities:
Issuance of common stock in connection with the Company's restricted stock plans	18.4	18.5
Repurchase of common stock included in accrued expenses	$ 0.0	$ 2.2