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Commitments and Contingencies (Details) - Schedule for aggregate minimum future contractual commitments
$ in Millions
May. 31, 2015
USD ($)
Royalty Advances [Abstract]  
2015 $ 12.8
2016 3.0
2017 1.3
2018 0.2
2019 0.2
Thereafter 0.0
Total commitments 17.5
MInimum Print Quantities [Abstract]  
2015 44.1
2016 44.8
2017 45.5
2018 46.3
2019 47.0
Thereafter 96.4
Total commitments $ 324.1