Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2016

Intangible Assets, Net (Excluding Goodwill) [Abstract]

Schedule of Indefinite-Lived Intangible Assets

Other intangible assets are comprised of the following:

	December 31, 2016							December 31, 2015
(in millions)	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Definite-lived intangible assets:
Developed technology	$	87.0	$	(45.6	)	$	41.4	$	87.0	$	(23.3	)	$	63.7
Customer relationships	43.0		(33.3		)	9.7		75.1		(46.6		)	28.5
Strategic development	25.0		(7.3		)	17.7		30.5		(6.6		)	23.9
In-process research & development	12.7		(5.1		)	7.6		12.7		(2.6		)	10.1
Favorable contracts	11.0		(6.2		)	4.8		11.0		(5.5		)	5.5
Other	3.7		(1.0		)	2.7		3.7		(0.9		)	2.8
Table games license	2.7		(0.4		)	2.3		2.5		(0.3		)	2.2
Slots gaming license	2.3		(1.1		)	1.2		2.3		(1.1		)	1.2
	$	187.4	$	(100.0	)	$	87.4	$	224.8	$	(86.9	)	$	137.9
Indefinite-lived intangible assets:
Trademarks						225.7							225.7
Slots gaming rights						128.9							128.9
Illinois Horseracing Equity Trust						3.3							3.3
Other						0.4							0.4
Total						$	445.7						$	496.2

Schedule of Finite-lived Intangible Assets

Other intangible assets are comprised of the following:

	December 31, 2016							December 31, 2015
(in millions)	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Definite-lived intangible assets:
Developed technology	$	87.0	$	(45.6	)	$	41.4	$	87.0	$	(23.3	)	$	63.7
Customer relationships	43.0		(33.3		)	9.7		75.1		(46.6		)	28.5
Strategic development	25.0		(7.3		)	17.7		30.5		(6.6		)	23.9
In-process research & development	12.7		(5.1		)	7.6		12.7		(2.6		)	10.1
Favorable contracts	11.0		(6.2		)	4.8		11.0		(5.5		)	5.5
Other	3.7		(1.0		)	2.7		3.7		(0.9		)	2.8
Table games license	2.7		(0.4		)	2.3		2.5		(0.3		)	2.2
Slots gaming license	2.3		(1.1		)	1.2		2.3		(1.1		)	1.2
	$	187.4	$	(100.0	)	$	87.4	$	224.8	$	(86.9	)	$	137.9
Indefinite-lived intangible assets:
Trademarks						225.7							225.7
Slots gaming rights						128.9							128.9
Illinois Horseracing Equity Trust						3.3							3.3
Other						0.4							0.4
Total						$	445.7						$	496.2

Schedule of Future Estimated Amortization Expense

Future estimated aggregate amortization expense on existing definite-lived intangible assets for each of the next five fiscal years is as follows (in millions):

Years Ended December 31,	Estimated Amortization Expense
2017	$	36.8
2018	$	18.7
2019	$	16.6
2020	$	4.6
2021	$	4.3