Long-term Debt and Short-term Borrowings (Tables)

12 Months Ended

Dec. 31, 2017

Debt Disclosure [Abstract]

Notes Payable and Long-Term Debt

Notes payable and long-term debt, listed in order of their security interests, consisted of the following as of December 31, 2017 and 2016:

(in millions of dollars)	2017		2016
Euro Senior Secured Term Loan A, due January 2022 (floating interest rate of 1.50% at December 31, 2017)	$	345.0	$	—
U.S. Dollar Senior Secured Term Loan A, due April 2020 (floating interest rate of 2.27% at December 31, 2016)	—		81.0
Australian Dollar Senior Secured Term Loan A, due January 2022 (floating interest rate of 3.29% at December 31, 2017)	60.0		—
Australian Dollar Senior Secured Term Loan A, due April 2020 (floating interest rate of 3.25% at December 31, 2016)	—		70.3
U.S. Dollar Senior Secured Revolving Credit Facility, due January 2022 (floating interest rate of 3.53% at December 31, 2017)	48.9		—
U.S. Dollar Senior Secured Revolving Credit Facility, due April 2020 (floating interest rate of 2.59% at December 31, 2016)	—		63.7
Australian Dollar Senior Secured Revolving Credit Facility, due January 2022 (floating interest rate of 3.28% at December 31, 2017)	85.0		—
Australian Dollar Senior Secured Revolving Credit Facility, due April 2020 (floating interest rate of 3.27% at December 31, 2016)	—		87.9
Senior Unsecured Notes, due December 2024 (fixed interest rate of 5.25%)	400.0		400.0
Other borrowings	0.6		0.6
Total debt	939.5		703.5
Less:
Current portion	43.2		68.5
Debt issuance costs, unamortized	7.1		7.3
Long-term debt, net	$	889.2	$	627.7

Schedule of Credit Spread Based on Consolidated Leverage Ratio

Amounts outstanding under the 2017 Credit Agreement bear interest at a rate per annum equal to the Euro Rate with a0%floor, the Australian BBSR Rate, the Canadian BA Rate or the Base Rate, as applicable and as each such rate is defined in the 2017 Credit Agreement, plus an "applicable rate." The applicable rate applied to outstanding Euro, Australian and Canadian dollar denominated loans and Base Rate loans is based on the Company’s Consolidated Leverage Ratio (as defined in the 2017 Credit Agreement) as follows:

Consolidated Leverage Ratio	Applicable Rate on Euro/AUD/CDN Dollar Loans	Applicable Rate on Base Rate Loans
> 4.00 to 1.00	2.50%	1.50%
≤ 4.00 to 1.00 and > 3.50 to 1.00	2.25%	1.25%
≤ 3.50 to 1.00 and > 3.00 to 1.00	2.00%	1.00%
≤ 3.00 to 1.00 and > 2.00 to 1.00	1.50%	0.50%
≤ 2.00 to 1.00	1.25%	0.25%