Cash and Cash Equivalents (Details) (USD $)	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012
Cash and Cash Equivalents [Line Items]
Cash Equivalents, at Carrying Value	$ 6,800,000		$ 65,800,000
Cash and cash equivalents	233,226,000	251,546,000	371,437,000	370,245,000	453,452,000	282,894,000
Cash Identified For Settling Accrued Payable To Retailer Partners	91,900,000		85,500,000
UNITED STATES
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	58,800,000		199,000,000
Foreign Geographical Area [Member]
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	$ 16,600,000		$ 15,200,000