Fair Value of Assets and Liabilities (Tables)

3 Months Ended

Mar. 31, 2015

Fair Value Disclosures [Abstract]

Summary of Assets and Liabilities Recorded at Fair Market Value

Assets and liabilities subject to fair value measurement are as follows:

	March 31, 2015						December 31, 2014
			Fair Value Measurements Using						Fair Value Measurements Using
	Fair Value		Level 1		Level 2		Fair Value		Level 1		Level 2
Assets
Short-term investments:
Certificates of deposit	$	114.4	$	114.4	$	—	$	136.7	$	136.7	$	—
Assets held in rabbi trusts	9.8		9.8		—		9.8		9.8		—
Foreign exchange forward contracts	2.0		—		2.0		2.9		—		2.9
Total	$	126.2	$	124.2	$	2.0	$	149.4	$	146.5	$	2.9
Liabilities
Deferred compensation	$	9.8	$	9.8	$	—	$	9.8	$	9.8	$	—
Foreign exchange forward contracts	0.5		—		0.5		1.0		—		1.0
Interest rate swaps	0.9		—		0.9		1.2		—		1.2
Total	$	11.2	$	9.8	$	1.4	$	12.0	$	9.8	$	2.2

Fair value and carrying value of the Company's debt instruments

The fair value and carrying value of the Company’s debt instruments are summarized as follows:

	March 31, 2015				December 31, 2014
	Fair Value		Carrying Value		Fair Value		Carrying Value
Notes payable	$	44.7	$	44.7	$	25.6	$	25.6
Long-term debt	538.3		534.7		483.6		479.8
Total debt instruments	$	583.0	$	579.4	$	509.2	$	505.4