Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Statement of Financial Position [Abstract]
Accounts receivable, allowances	$ 44,700	$ 35,690
Lease Merchandise, Accumulated depreciation	763,255	743,222
Loans Receivable, allowances	18,809	13,830
Property, Plant and Equipment at Cost, accumulated depreciation and amortization	241,193	231,062
Other Intangibles, accumulated amortization	$ 93,902	$ 75,459
Common Stock, Par Value (in dollars per share)	$ 0.50	$ 0.50
Common Stock, Shares Authorized (in shares)	225,000,000	225,000,000
Common Stock, Shares Issued (in shares)	90,752,123	90,752,123
Treasury Shares (in shares)	19,991,783	19,303,578