Annual report pursuant to Section 13 and 15(d)

Maturities of Borrowings (Detail)

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Maturities of Borrowings (Detail)
$ in Millions
Dec. 31, 2017
USD ($)
Long Term Debt Maturities Repayments Of Principal [Line Items]  
2018 $ 1.8
2019 0.3
2020 38.6
Total borrowings $ 40.7