Fair Value of Assets and Liabilities
 3 Months Ended
Mar. 31, 2015
Fair Value Disclosures [Abstract]  
FAIR VALUE OF ASSETS AND LIABILITIES
Fair Value of Assets and Liabilities
Assets and Liabilities Recorded at Fair 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


The Company uses the end of period when determining the timing of transfers between levels. During the three months ended March 31, 2015, there were no transfers between levels.
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