Agreement with SK hynix Agreement (Tables)

12 Months Ended

Dec. 31, 2016

Accounts, Notes, Loans and Financing Receivable [Line Items]

The estimated SK hynix Fair Value is determined as follows:



(in millions)	Estimated SK hynix Fair Value
Antitrust litigation settlement	$	4.0
Settlement of past infringement	280.0
License agreement	250.0
Total SK hynix Fair Value	$	534.0

Allocated consideration of settlement agreement

Based on the estimated SK hynix Fair Value, the total consideration of $240.0 million was allocated to the following elements:



(in millions)	Allocated Consideration
Antitrust litigation settlement	$	1.9
Settlement of past infringement	125.8
License agreement	112.3
Total original consideration	$	240.0

Schedule of cash receipts

The cash receipts and remaining future cash receipts from the agreements with SK hynix are expected to be recognized as follows assuming no adjustments to the payments under the terms of the agreements (and assuming the option to make the lower payments begins with payments made during the middle of 2018):



	Received in								Estimated to Be Received in										Total Estimated Cash Receipts
	2013		2014		2015		2016		2017		2018		2019		2020		2021 and thereafter		Total Estimated Cash Receipts
(in millions)
Royalty revenue	$	23.6	$	47.3	$	55.3	$	63.9	$	48.0	$	40.0	$	32.0	$	48.0	$	168.0	$	526.1
Gain from settlement	0.4		0.7		0.7		0.1		—		—		—		—		—		1.9
Total	$	24.0	$	48.0	$	56.0	$	64.0	$	48.0	$	40.0	$	32.0	$	48.0	$	168.0	$	528.0

Micron Agreement [Member]

Accounts, Notes, Loans and Financing Receivable [Line Items]

Estimated fair value of settlement

The estimated Micron Fair Value is determined as follows:



(in millions)	Estimated Micron Fair Value
Antitrust litigation settlement	$	8.0
Settlement of past infringement	235.0
License agreement	440.0
Total Micron Fair Value	$	683.0

Allocated consideration of settlement agreement

Based on the estimated Micron Fair Value, the total consideration of $280.0 million was allocated to the following elements:



(in millions)	Allocated Consideration
Antitrust litigation settlement	$	3.3
Settlement of past infringement	96.3
License agreement	180.4
Total consideration	$	280.0

Schedule of cash receipts

The cash receipts and remaining future cash receipts from the agreements with Micron are expected to be recognized as follows assuming no adjustments to the payments under the terms of the agreements:



	Received in								Estimated to Be Received in								Total Estimated Cash Receipts
	2013		2014		2015		2016		2017		2018		2019		2020		Total Estimated Cash Receipts
(in millions)
Royalty revenue	$	5.3	$	38.7	$	38.7	$	39.5	$	40.0	$	40.0	$	40.0	$	34.5	$	276.7
Gain from settlement	0.2		1.3		1.3		0.5		—		—		—		—		3.3
Total	$	5.5	$	40.0	$	40.0	$	40.0	$	40.0	$	40.0	$	40.0	$	34.5	$	280.0