FINANCIAL INVESTMENTS (Tables)

6 Months Ended

Jun. 30, 2018

FINANCIAL INVESTMENTS

Schedule of Financial Investments

The Company’s financial investments with original or acquired maturities longer than three months, but that mature in less than one year from the condensed consolidated balance sheet date and any money market funds that are considered cash and cash equivalents are classified as current assets and are summarized as follows (in millions):

	June 30, 2018
	Cost basis		Unrealized gains		Unrealized losses		Fair value
U.S. Treasury securities	$	131.8	$	—	$	—	$	131.8
Money market funds		2.5		—		—		2.5
Total financial investments	$	134.3	$	—	$	—	$	134.3

	December 31, 2017
	Cost basis		Unrealized gains		Unrealized losses		Fair value
U.S. Treasury securities	$	47.3	$	—	$	—	$	47.3
Money market funds		2.5		—		—		2.5
Total financial investments	$	49.8	$	—	$	—	$	49.8