Guarantors (Details) (USD $) In Millions, unless otherwise specified	2 Months Ended					2 Months Ended	3 Months Ended			2 Months Ended	3 Months Ended			2 Months Ended	3 Months Ended			2 Months Ended	3 Months Ended			2 Months Ended	3 Months Ended		2 Months Ended	3 Months Ended			2 Months Ended	3 Months Ended			2 Months Ended	3 Months Ended			2 Months Ended	3 Months Ended			2 Months Ended	3 Months Ended			2 Months Ended	3 Months Ended			1 Months Ended			1 Months Ended		1 Months Ended		1 Months Ended		1 Months Ended		1 Months Ended		1 Months Ended		1 Months Ended		1 Months Ended		1 Months Ended		1 Months Ended		1 Months Ended		1 Months Ended		1 Months Ended		1 Months Ended		0 Months Ended
	Mar. 31, 2013	Jan. 23, 2013 Parent Company [Member]	Mar. 31, 2014 CyrusOne GP [Member]	Mar. 31, 2014 Non-Guarantor [Member]	Mar. 31, 2014 CyrusOne L.P. [Member]	Mar. 31, 2013 Successor [Member]	Mar. 31, 2014 Successor [Member]	Dec. 31, 2013 Successor [Member]	Jan. 23, 2013 Successor [Member]	Mar. 31, 2013 Successor [Member] Parent Company [Member]	Mar. 31, 2014 Successor [Member] Parent Company [Member]	Dec. 31, 2013 Successor [Member] Parent Company [Member]	Jan. 23, 2013 Successor [Member] Parent Company [Member]	Mar. 31, 2013 Successor [Member] General Partner [Member]	Mar. 31, 2014 Successor [Member] General Partner [Member]	Dec. 31, 2013 Successor [Member] General Partner [Member]	Jan. 23, 2013 Successor [Member] General Partner [Member]	Mar. 31, 2013 Successor [Member] Eliminations [Member]	Mar. 31, 2014 Successor [Member] Eliminations [Member]	Dec. 31, 2013 Successor [Member] Eliminations [Member]	Jan. 23, 2013 Successor [Member] Eliminations [Member]	Mar. 31, 2013 Successor [Member] CyrusOne L.P. [Member]	Mar. 31, 2014 Successor [Member] CyrusOne L.P. [Member]	Dec. 31, 2013 Successor [Member] CyrusOne L.P. [Member]	Mar. 31, 2013 Successor [Member] CyrusOne L.P. [Member]	Mar. 31, 2014 Successor [Member] CyrusOne L.P. [Member]	Dec. 31, 2013 Successor [Member] CyrusOne L.P. [Member]	Jan. 23, 2013 Successor [Member] CyrusOne L.P. [Member]	Mar. 31, 2013 Successor [Member] CyrusOne L.P. [Member] LP Co-Issuer [Member]	Mar. 31, 2014 Successor [Member] CyrusOne L.P. [Member] LP Co-Issuer [Member]	Dec. 31, 2013 Successor [Member] CyrusOne L.P. [Member] LP Co-Issuer [Member]	Jan. 23, 2013 Successor [Member] CyrusOne L.P. [Member] LP Co-Issuer [Member]	Mar. 31, 2013 Successor [Member] CyrusOne L.P. [Member] Finance Co-Issuer [Member]	Mar. 31, 2014 Successor [Member] CyrusOne L.P. [Member] Finance Co-Issuer [Member]	Dec. 31, 2013 Successor [Member] CyrusOne L.P. [Member] Finance Co-Issuer [Member]	Jan. 23, 2013 Successor [Member] CyrusOne L.P. [Member] Finance Co-Issuer [Member]	Mar. 31, 2013 Successor [Member] CyrusOne L.P. [Member] Guarantors [Member]	Mar. 31, 2014 Successor [Member] CyrusOne L.P. [Member] Guarantors [Member]	Dec. 31, 2013 Successor [Member] CyrusOne L.P. [Member] Guarantors [Member]	Jan. 23, 2013 Successor [Member] CyrusOne L.P. [Member] Guarantors [Member]	Mar. 31, 2013 Successor [Member] CyrusOne L.P. [Member] Non-Guarantor [Member]	Mar. 31, 2014 Successor [Member] CyrusOne L.P. [Member] Non-Guarantor [Member]	Dec. 31, 2013 Successor [Member] CyrusOne L.P. [Member] Non-Guarantor [Member]	Jan. 23, 2013 Successor [Member] CyrusOne L.P. [Member] Non-Guarantor [Member]	Mar. 31, 2013 Successor [Member] CyrusOne L.P. [Member] Eliminations [Member]	Mar. 31, 2014 Successor [Member] CyrusOne L.P. [Member] Eliminations [Member]	Dec. 31, 2013 Successor [Member] CyrusOne L.P. [Member] Eliminations [Member]	Jan. 23, 2013 Successor [Member] CyrusOne L.P. [Member] Eliminations [Member]	Jan. 23, 2013 Predecessor [Member]	Dec. 31, 2013 Predecessor [Member]	Dec. 31, 2012 Predecessor [Member]	Jan. 23, 2013 Predecessor [Member] Parent Company [Member]	Dec. 31, 2012 Predecessor [Member] Parent Company [Member]	Jan. 23, 2013 Predecessor [Member] General Partner [Member]	Dec. 31, 2012 Predecessor [Member] General Partner [Member]	Jan. 23, 2013 Predecessor [Member] LP Co-Issuer [Member]	Dec. 31, 2012 Predecessor [Member] LP Co-Issuer [Member]	Jan. 23, 2013 Predecessor [Member] Finance Co-Issuer [Member]	Dec. 31, 2012 Predecessor [Member] Finance Co-Issuer [Member]	Jan. 23, 2013 Predecessor [Member] Guarantors [Member]	Dec. 31, 2012 Predecessor [Member] Guarantors [Member]	Jan. 23, 2013 Predecessor [Member] Non-Guarantor [Member]	Dec. 31, 2012 Predecessor [Member] Non-Guarantor [Member]	Jan. 23, 2013 Predecessor [Member] Eliminations [Member]	Dec. 31, 2012 Predecessor [Member] Eliminations [Member]	Jan. 23, 2013 Predecessor [Member] CyrusOne L.P. [Member]	Dec. 31, 2012 Predecessor [Member] CyrusOne L.P. [Member]	Jan. 23, 2013 Predecessor [Member] CyrusOne L.P. [Member]	Dec. 31, 2012 Predecessor [Member] CyrusOne L.P. [Member]	Jan. 23, 2013 Predecessor [Member] CyrusOne L.P. [Member] LP Co-Issuer [Member]	Dec. 31, 2012 Predecessor [Member] CyrusOne L.P. [Member] LP Co-Issuer [Member]	Jan. 23, 2013 Predecessor [Member] CyrusOne L.P. [Member] Finance Co-Issuer [Member]	Dec. 31, 2012 Predecessor [Member] CyrusOne L.P. [Member] Finance Co-Issuer [Member]	Jan. 23, 2013 Predecessor [Member] CyrusOne L.P. [Member] Guarantors [Member]	Dec. 31, 2012 Predecessor [Member] CyrusOne L.P. [Member] Guarantors [Member]	Jan. 23, 2013 Predecessor [Member] CyrusOne L.P. [Member] Non-Guarantor [Member]	Dec. 31, 2012 Predecessor [Member] CyrusOne L.P. [Member] Non-Guarantor [Member]	Jan. 23, 2013 Predecessor [Member] CyrusOne L.P. [Member] Eliminations [Member]	Dec. 31, 2012 Predecessor [Member] CyrusOne L.P. [Member] Eliminations [Member]	Jan. 25, 2013 IPO [Member]	Jan. 25, 2013 IPO [Member] Parent Company [Member]	Nov. 20, 2012 6.375% Senior Notes Due 2022 [Member]	Mar. 31, 2014 6.375% Senior Notes Due 2022 [Member] LP Co-Issuer and Finance Co-Issuer [Member]	Mar. 31, 2014 6.375% Senior Notes Due 2022 [Member] CyrusOne L.P. [Member]	Mar. 31, 2014 6.375% Senior Notes Due 2022 [Member] Successor [Member]	Dec. 31, 2013 6.375% Senior Notes Due 2022 [Member] Predecessor [Member]
Condensed Financial Statements, Captions [Line Items]
Net income (loss) attributed to common shareholders						$ (2.8)	$ 0.7			$ (2.8)	$ 0.7			$ 0	$ 0			$ (0.7)	$ (9.9)			$ (2.8)	$ 0.7		$ (2.8)	$ 0.7			$ (2.8)	$ 0.7			$ 0	$ 0			$ 4.4	$ 10.3			$ (0.9)	$ (1.1)			$ (3.5)	$ (9.2)			$ (20.2)			$ 0		$ 0		$ (20.2)		$ 0		$ (17.9)		$ (0.1)		$ 18.0		$ (20.2)		$ (20.2)		$ (20.2)		$ 0		$ (17.9)		$ (0.1)		$ 18.0
Revenue						45.0	77.5			0	0			0	0			0	0			45.0	77.5		45.0	77.5			0	0			0	0			44.5	76.2			0.5	1.3			0	0			15.1			0		0										0		15.1				0		0		14.9		0.2
Amount received from initial public offering of common stock, net of underwriter's discount																																																																																337.1	337.1
Combined interest held on completion of transactions		33.90%	1.00%
Ownership percentage of senior notes																																																																																				100.00%
Ownership percentage of non-gurantors/subsidiaries				100.00%	100.00%
Condensed Consolidating Balance Sheets
Land							89.6	89.3			0	0			0	0			0	0			89.6	89.3		89.6	89.3			0	0			0	0			89.6	89.3			0	0			0	0			89.3
Buildings and improvements							787.0	783.7			0	0			0	0			0	0			787.0	783.7		787.0	783.7			0	0			0	0			742.5	739.6			44.5	44.1			0	0
Equipment							206.4	190.2			0	0			0	0			0	0			206.4	190.2		206.4	190.2			0	0			0	0			205.6	189.4			0.8	0.8			0	0			190.2
Construction in progress							99.4	57.3			0	0			0	0			0	0			99.4	57.3		99.4	57.3			0	0			0	0			99.4	57.3			0	0			0	0			57.3
Subtotal							1,182.4	1,120.5			0	0			0	0			0	0			1,182.4	1,120.5		1,182.4	1,120.5			0	0			0	0			1,137.1	1,075.6			45.3	44.9			0	0
Accumulated depreciation							(257.6)	(236.7)			0	0			0	0			0	0			(257.6)	(236.7)		(257.6)	(236.7)			0	0			0	0			(252.1)	(232.0)			(5.5)	(4.7)			0	0
Net investment in real estate							924.8	883.8			0	0			0	0			0	0			924.8	883.8		924.8	883.8			0	0			0	0			885.0	843.6			39.8	40.2			0	0
Investment in subsidiary							0	0			766.8	777.6			7.7	7.8			(1,572.3)	(1,582.5)						0	0			796.8	795.0			0	0			1.0	2.1			0	0			(797.8)	(797.1)
Rent and other receivables							42.4	41.2			0	0			0	0			0	0			42.4	41.2		42.4	41.2			0	0			0	0			41.1	40.3			1.3	0.9			0	0
Goodwill							276.2	276.2			0	0			0	0			0	0			276.2	276.2		276.2	276.2			0	0			0	0			276.2	276.2			0	0			0	0
Intangible assets, net							81.7	85.9			0	0			0	0			0	0			81.7	85.9		81.7	85.9			0	0			0	0			81.7	85.9			0	0			0	0
Intercompany receivable							0	0			0	0			0	0			(508.2)	(508.3)						0	0			508.1	508.1			0	0			0.1	0.2			0	0			(508.2)	(508.3)
Due from affiliates							0.9	0.6			0	0			0	0			0	0			0.9	0.6		0.9	0.6			0	0			0	0			0.9	0.6			0	0			0	0
Other assets							76.9	70.3			0	0			0	0			0	0			76.9	70.3		76.9	70.3			13.2	14.1			0	0			60.3	53.0			3.4	3.2			0	0
Total assets							1,528.1	1,506.8			766.8	777.6			7.7	7.8			(2,080.5)	(2,090.8)			1,528.1	1,506.8		1,528.1	1,506.8			1,318.1	1,317.2			0	0			1,470.5	1,448.7			45.5	46.3			(1,306.0)	(1,305.4)
Accounts payable and accrued expenses							88.8	66.8			0	0			0	0			0	0			88.8	66.8		88.8	66.8			17.4	7.8			0	0			70.9	58.6			0.5	0.4			0	0
Deferred revenue							64.8	55.9			0	0			0	0			0	0			64.8	55.9		64.8	55.9			0	0			0	0			64.0	55.1			0.8	0.8			0	0
Intercompany and loan payable							0	0			0	0			0	0			(508.2)	(508.3)						0	0			0	0			0	0			508.1	508.1			0.1	0.2			(508.2)	(508.3)
Due to affiliates							10.8	8.5			0	0			0	0			0	0			10.8	8.5		10.8	8.5			8.9	6.8			0	0			1.9	1.7			0	0			0	0
Capital lease obligations							15.5	16.7			0	0			0	0			0	0			15.5	16.7		15.5	16.7			0	0			0	0			7.4	8.6			8.1	8.1			0	0			16.7
6 3/8% Senior Notes due 2022							525.0	525.0			0	0			0	0			0	0			525.0	525.0		525.0	525.0			525.0	525.0			0	0			0	0			0	0			0	0																																			525.0	525.0		525.0	525.0
Other financing arrangements							56.4	56.3			0	0			0	0			0	0			56.4	56.3		56.4	56.3			0	0			0	0			21.4	21.6			35.0	34.7			0	0			56.3
Total liabilities							761.3	729.2			0	0			0	0			(508.2)	(508.3)			761.3	729.2		761.3	729.2			551.3	539.6			0	0			673.7	653.7			44.5	44.2			(508.2)	(508.3)
Total shareholders’ equity							319.6	322.0
Total equity						816.5	766.8	777.6			766.8	777.6			7.7	7.8			(1,572.3)	(1,582.5)			766.8	777.6		766.8	777.6			766.8	777.6			0	0			796.8	795.0			1.0	2.1			(797.8)	(797.1)			777.6	500.1
Total liabilities and parent’s net investment								1,506.8				777.6				7.8				(2,090.8)											1,317.2				0				1,448.7				46.3
Total liabilities and equity							1,528.1	1,506.8			766.8				7.7				(2,080.5)				1,528.1	1,506.8		1,528.1	1,506.8			1,318.1	1,317.2			0	0			1,470.5	1,448.7			45.5	46.3			(1,306.0)	(1,305.4)
Costs and expenses:
Property operating expenses						15.3	27.7			0	0			0	0			0	0			15.3	27.7		15.3	27.7			0	0			0	0			15.0	27.1			0.3	0.6			0	0			4.8			0		0										0		4.8				0		0		4.8		0
Sales and marketing						2.1	3.0			0	0			0	0			0	0			2.1	3.0		2.1	3.0			0	0			0	0			2.1	3.0			0	0			0	0			0.7			0		0										0		0.7				0		0		0.7		0
General and administrative						5.4	7.3			0	0			0	0			0	0			5.4	7.3		5.4	7.3			0	0			0	0			5.4	7.2			0	0.1			0	0			1.5			0		0										0		1.5				0		0		1.4		0.1
Depreciation and amortization						16.4	27.6			0	0			0	0			0	0			16.4	27.6		16.4	27.6			0	0			0	0			15.8	26.8			0.6	0.8			0	0			5.3			0		0										0		5.3				0		0		5.2		0.1
Asset impairments						0																																											0
Transaction-related compensation						0	0															0	0																										20.0			0		0										0		20.0				0		0		20.0		0
Transaction Costs						0	0.1				0				0				0			0	0.1			0.1				0				0				0.1				0				0			0.1			0		0										0		0.1				0		0		0.1		0
Total costs and expenses						39.2	65.7			0	0			0	0			0	0			39.2	65.7		39.2	65.7			0	0			0	0			38.3	64.2			0.9	1.5			0	0			32.4			0		0										0		32.4				0		0		32.2		0.2
Operating income (loss)						5.8	11.8			0	0			0	0			0	0			5.8	11.8		5.8	11.8			0	0			0	0			6.2	12.0			(0.4)	(0.2)			0	0			(17.3)			0		0										0		(17.3)				0		0		(17.3)		0
Interest expense						8.4	10.7			0	0			0	0			0	0			8.4	10.7		8.4	10.7			7.2	9.6			0	0			0.7	0.2			0.5	0.9			0	0			2.5			0		0										0		2.5				2.3		0		0.1		0.1
Income (loss) before income taxes						(2.6)	1.1			0	0			0	0			0	0			(2.6)	1.1		(2.6)	1.1			(7.2)	(9.6)			0	0			5.5	11.8			(0.9)	(1.1)			0	0			(19.8)			0		0										0		(19.8)				(2.3)		0		(17.4)		(0.1)
Income tax expense						(0.2)	(0.4)			0	0			0	0			0	0			0.2	0.4		(0.2)	(0.4)			0	0			0	0			(0.2)	(0.4)			0	0			0	0			(0.4)			0		0										0		0.4				0		0		(0.4)		0
Income (loss) from continuing operations																																																	(20.2)															18.0		(20.2)				(20.2)		0		(17.9)		(0.1)
Noncontrolling interest in net income (loss)	0					(1.9)	0.5			(1.9)	0.5			0	0			0	0										0	0			0	0			0	0			0	0
Net income (loss) attributed to common shareholders						(0.9)	0.2			(0.9)	0.2			0	0			(0.7)	(9.9)						(2.8)	0.7			(2.8)	0.7			0	0			4.4	10.3			(0.9)	(1.1)			(3.5)	(9.2)
Amortization of Financing Costs and Discounts						(0.2)	0.9			0	0			0	0				0			(0.2)	0.9		(0.2)	0.9			0.4	0.9			0	0			(0.6)	0			0	0			0	0			0.1																	0.1
Equity Earnings (Loss) Related to Investment in Subsidiaries						0	0			2.8	(0.7)			0	0			0.7	9.9						0	0			(4.4)	(10.3)			0	0			0.9	1.1			0	0			3.5	9.2			0			0		0		17.9		0		0.1		0		(18.0)				0		17.9		0		0.1		0		(18.0)
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities																																																	5.9			0		0		0.2		0		5.6		0.1		0				5.9		0.2		0		5.6		0.1		0
Share-based Compensation						1.2	2.2			0	0			0	0				0			1.2	2.2		1.2	2.2			0	0			0	0			1.2	2.2			0	0			0	0			0.2																	0.2
Increase (Decrease) in Receivables						11.2	(6.7)			0	0			0	0				0			11.2	(6.7)		11.2	(6.7)			0	0			0	0			11.7	(6.1)			(0.5)	(0.6)			0	0			(9.6)			0		0		0		0		(9.6)		0		0		(9.6)		(9.6)		0		0		(9.6)		0		0
Increase (Decrease) in Accounts Payable and Accrued Liabilities						6.1	4.4			0	0			0	0				0			6.1	4.4		6.1	4.4			5.6	8.4			0	0			(0.6)	(4.1)			1.1	0.1			0	0			20.5			0		0		2.1		0		18.4		0		0		20.5		20.5		2.1		0		18.4		0		0
Increase (Decrease) in Deferred Revenue						(4.3)	8.9			0	0			0	0				0			(4.3)	8.9		(4.3)	8.9			0	0			0	0			(4.3)	8.9			0	0			0	0			3.2																	3.2
Increase (Decrease) in Other Operating Liabilities						(4.7)	(0.1)			0	0			0	0				0						(4.7)	(0.1)			0	0			0	0			(4.7)	(0.1)			0	0			0	0			1.5			0		0		0		0		1.5		0		0				1.5		0		0		1.5		0		0
Other Changes in Assets and Liabilities																																																	3.9			0		0		0		0		3.8		0.1		0				3.9		0		0		3.8		0.1		0
Condensed Consolidating Statements of Cash Flows
Net cash provided by (used in) operating activities						22.9	37.9			0	0			0	0			0	0			22.9	37.9		22.9	37.9			(1.2)	(0.3)			0	0			23.8	39.0			0.3	(0.8)			0	0			2.0			0		0		0		0		1.9		0.1		0		2.0		2.0		0		0		1.9		0.1		0
Cash flows from investing activities:
Capital expenditures – acquisitions of real estate						(18.2)	0			0				0				0				18.2	0		(18.2)				0				0				(18.2)				0				0				0																	0
Capital expenditures – other development						(26.7)	(49.7)			0	0			0	0			0	0			26.7	(49.7)		(26.7)	(49.7)			0	0			0	0			(26.6)	(49.6)			(0.1)	(0.1)			0	0			(7.7)			0		0		0		0		(7.7)		0		0		7.7		(7.7)		0		0		(7.7)		0		0
Contributions (Advances) From (To) Affiliates And Joint Ventures						0	0			0	0			0	0			0	0						0	0			1.2	0			0	0			(1.2)	0.1			0	(0.1)			0	0
Return of Investment						0	0			(337.1)	10.4			0	0			674.2	(20.8)						0	0			(337.1)	10.7			0	0			0	(0.3)			0	0			337.1	(10.4)
Increase (Decrease) in Restricted Cash																																																	1.9			0		0		0		0		1.9		0		0
Intercompany advances, net																																																	0			0		0		0.1		0		(0.1)		0		0				0		0.1		0		(0.1)		0		0
Net cash provided by (used in) investing activities						(43.1)	(49.7)			(337.1)	10.4			0	0			674.2	(20.8)			(43.1)	(49.7)		(43.1)	(49.7)			(335.9)	10.7			0	0			(44.2)	(49.8)			(0.1)	(0.2)			337.1	(10.4)			(5.8)			0		0		0.1		0		(5.9)		0		0		(5.8)		(5.8)		0.1		0		(5.9)		0		0
Cash flows from financing activities:
Issuance of common stock/partnership units						360.5	0			360.5				0				(337.1)				337.1			337.1				337.1				0				0				0				0				0																	0
IPO costs						(23.4)	0			(23.4)				0				0							(0.6)				0				0				0				0				0				0
Repayments of Long-term Capital Lease Obligations						(0.6)	(1.4)			0	0			0	0			0	0			0.6	(1.4)			(1.4)			0	0			0	0			(0.3)	(1.4)			(0.3)	0				0			(0.6)			0		0		0		0		(0.6)		0		0		0.6		(0.6)		0		0		(0.6)		0		0
Dividends and distributions paid						0	(10.4)				(10.4)				0				20.8			0	(10.4)			(10.4)				(10.4)				0				(10.4)				0				10.4			0																	0
Contributions from parent, net						0	0			0				0				(337.1)				0	0		0				0				0				337.1				0				(337.1)				0.2			0		0		0		0		0.2		0		0		0.2		0.2		0		0		0.2		0		0
Net cash provided by (used in) financing activities						336.5	(11.8)			337.1	(10.4)			0	0			(674.2)	20.8			336.5	(11.8)		336.5	(11.8)			337.1	(10.4)			0	0			336.8	(11.8)			(0.3)	0			(337.1)	10.4			(0.4)			0		0		0		0		(0.4)		0		0		(0.4)		(0.4)		0		0		(0.4)		0		0
Cash and cash equivalents						328.6	125.2	148.8	12.3	0	0	0	0	0	0	0	0	0	0	0	0	328.6	125.2	148.8	328.6	125.2	148.8	12.3	0.1	0	0	0.1	0	0	0	0	327.6	124.2	146.8	11.2	0.9	1.0	2.0	1.0	0	0	0	0	12.3		16.5	0	0	0	0	0.1	0	0	0	11.2	15.6	1.0	0.9	0	0	12.3	16.5	12.3	16.5	0.1	0	0	0	11.2	15.6	1.0	0.9	0	0
Cash and cash equivalents at end of period						328.6	125.2	148.8	12.3	0	0	0	0	0	0	0	0	0	0	0	0	328.6	125.2	148.8	328.6	125.2	148.8	12.3	0.1	0	0	0.1	0	0	0	0	327.6	124.2	146.8	11.2	0.9	1.0	2.0	1.0	0	0	0	0	12.3		16.5	0	0	0	0	0.1	0	0	0	11.2	15.6	1.0	0.9	0	0	12.3	16.5	12.3	16.5	0.1	0	0	0	11.2	15.6	1.0	0.9	0	0
Income (Loss) from Equity Method Investments						0	0			(2.8)	0.7			0	0			(0.7)	(9.9)						0	0			4.4	10.3			0	0			(0.9)	(1.1)			0	0			(3.5)	(9.2)			0			0		0										18.0						(17.9)		0		(0.1)		0
Proceeds From Release Of Restricted Cash						1.8				0				0				0				1.8	0		1.8				0				0				1.8				0				0				1.9																	1.9		1.9		0		0		1.9		0		0
Cash and Cash Equivalents, Period Increase (Decrease)						$ 316.3	$ (23.6)			$ 0	$ 0			$ 0	$ 0			$ 0	$ 0			$ 316.3	$ (23.6)		$ 316.3	$ (23.6)			$ 0	$ 0			$ 0	$ 0			$ 316.4	$ (22.6)			$ (0.1)	$ (1.0)			$ 0	$ 0			$ (4.2)			$ 0		$ 0		$ 0.1		$ 0		$ (4.4)		$ 0.1		$ 0		$ (4.2)		$ (4.2)		$ 0.1		$ 0		$ (4.4)		$ 0.1		$ 0