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Other Current Assets (Detail) - USD ($) $ in Millions | Jun. 30, 2017 | Dec. 31, 2016
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Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract] |  |
Prepaid expenses | $ 53.6 | $ 43.9
Income taxes receivable | 17.2 | 5.4
Other investments | 14.2 | 29.5
CFPB escrow deposit | 13.9 | 0.0
Marketable securities | 3.2 | 3.3
Deferred financing fees | 0.5 | 0.5
Other | 15.0 | 7.3
Total other current assets | $ 117.6 | $ 89.9

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- Definition The designation of funds furnished by a borrower to a lender to assure future payments of the borrower's real estate taxes and insurance obligations with respect to a mortgaged property. Escrow deposits may be made for a variety of other purposes such as earnest money and contingent payments. This element excludes replacement reserves which are an escrow separately provided for within the US GAAP taxonomy. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.10) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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