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Investments (Textuals) (Details) - USD ($) $ in Millions	12 Months Ended
Investments (Textuals) (Details) - USD ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Sep. 30, 2019
Related Party Transaction [Line Items]
Realized gain (losses) from sale of securities	$ 0.0	$ 0.0
Cash surrender value of insurance contracts	15.2	11.1
Interest Rate Derivative Assets, at Fair Value	0.0	4.8
Accounts Receivable, Related Parties	10.3
Accounts Payable, Related Parties	11.8
Equity in earnings (loss) of unconsolidated subsidiaries, net	1.0	(13.2)	$ 6.3
Gain (Loss) on Disposition of Assets	$ (7.6)	6.7	$ (1.0)
Inspur (Suzhou) Financial Technology Service Co Ltd [Member]
Related Party Transaction [Line Items]
Strategic Alliance, Ownership Percentage	40.00%
Aisino-Wincor Retail And Banking Systems (Shanghai) Co.,Ltd [Member]
Related Party Transaction [Line Items]
Strategic Alliance, Ownership Percentage	43.60%
Kony Inc [Member]
Related Party Transaction [Line Items]
Proceeds from Divestiture of Businesses	$ 21.3
Gain (Loss) on Disposition of Assets	7.3
Aisino JV [Domain]
Related Party Transaction [Line Items]
Equity in earnings (loss) of unconsolidated subsidiaries, net		$ 19.2
Kony, Inc. [Member]
Related Party Transaction [Line Items]
Cost Method Investments	$ 14.0			$ 14.0