Shareholders' Equity (Tables)

12 Months Ended

Dec. 31, 2013

IPO-related expenses [Abstract]

IPO- and secondary-offering related expenses [Table Text Block]

The following pre-tax IPO- and secondary-offering related expenses were included within selling and administrative expenses in the consolidated statement of operations for the year ended December 31, 2013:

(in millions)	Year Ended December 31, 2013
Acceleration charge for certain equity awards and related employer payroll taxes(1)	$	40.7
RDU Plan cash retention pool accrual(2)	7.5
Management services agreement termination fee(3)	24.4
Other expenses	2.4
IPO- and secondary-offering related expenses	$	75.0

(1)See Note 10 for additional discussion of the impact of the IPO on the Company's equity awards.

(2)See Note 12 for additional discussion of this transaction.

(3)Represents the payment of a termination fee to affiliates of the Sponsors in connection with the termination of the management services agreement with such entities.