XML 55 R43.htm IDEA: XBRL DOCUMENT

CASH EQUIVALENT AND INVESTMENTS (Tables)

3 Months Ended

Mar. 31, 2018

Text Block [Abstract]

Schedule of Cash and Cash Equivalents

	As of March 31, 2018
										Balance sheet location
	Cost			Gross Unrealized Gains			Fair Value			Cash and cash equivalents			Short-term investments			Other assets
Money market mutual funds	$	24.8		$	-		$	24.8		$	24.8		$	-		$	-
Certificates of deposit and money market deposit accounts ⁽¹⁾	$	281.7		$	-		$	281.7		$	176.6		$	100.5		$	4.6
Fixed maturity and open ended mutual funds ⁽²⁾	$	35.0		$	4.7		$	39.7		$	-		$	-		$	39.7

	As of December 31, 2017
										Balance sheet location
	Cost			Gross Unrealized Gains			Fair Value			Cash and cash equivalents			Short-term investments			Other assets
Money market mutual funds	$	42.2		$	-		$	42.2		$	42.2		$	-		$	-
Certificates of deposit and money market deposit accounts ⁽¹⁾	$	351.4		$	-		$	351.4		$	238.6		$	111.8		$	1.0
Fixed maturity and open ended mutual funds ⁽²⁾	$	16.8		$	4.3		$	21.1		$	-		$	-		$	21.1
(1) Consists of time deposits and money market deposit accounts. The remaining contractual maturities for the certificates of deposits classified as short-term investments were one to 12 month at both March 31, 2018 and December 31, 2017. The remaining contractual maturities for the certificates of deposits classified in other assets are 14 to 45 months at March 31, 2018 and 15 to 48 months at December 31, 2017. Time deposits with a maturity of less than 90 days at time of purchase are classified as cash and cash equivalents.
(2) Consists of investments in fixed maturity mutual funds and open-ended mutual funds. The remaining contractual maturities for the fixed maturity instruments range from three to four months and six months to seven months at March 31, 2018 and December 31, 2017 respectively.