FINANCIAL INSTRUMENTS, FAIR VALUE AND RISK MANAGEMENT(Tables)

6 Months Ended

Apr. 30, 2017

Fair Value Disclosures [Abstract]

Summary of Financial Assets and Liabilities Measured at Fair Value

The following table provides a summary of the financial assets and liabilities that are measured at fair value as of April 30, 2017 and October 31, 2016:

	Fair value measurement at April 30, 2017				Fair value measurement at October 31, 2016
Assets measured at fair value	Level 1	Level 2	Level 3	Total	Level 1	Level 2	Level 3	Total
	$	$	$	$	$	$	$	$
Available-for-sale securities	1.4	—	—	1.4	1.4	—	—	1.4
Held-for-trading securities	—	1.5	—	1.5	—	1.4	—	1.4
Total assets	1.4	1.5	—	2.9	1.4	1.4	—	2.8

	Fair value measurement at April 30, 2017				Fair value measurement at October 31, 2016
Liabilities measured at fair value	Level 1	Level 2	Level 3	Total	Level 1	Level 2	Level 3	Total
	$	$	$	$	$	$	$	$
Foreign exchange forward contracts	—	1.8	—	1.8	—	2.7	—	2.7
Earnout liability	—	—	37.9	37.9	—	—	33.8	33.8
Total liabilities	—	1.8	37.9	39.7	—	2.7	33.8	36.5

Level 1 - Based on quoted market prices in active markets.

Level 2 - Inputs, other than quoted prices in active markets, that are observable, either directly or indirectly.

Level 3 - Unobservable inputs that are not corroborated by market data.

Schedule of Derivative Financial Instruments and Investments Classification on Consolidated Balance Sheet

The following table presents the fair value of the Company's financial instruments and their classifications on the consolidated balance sheets as of April 30, 2017 and October 31, 2016:

	Assets as of April 30, 2017		Assets as of October 31, 2016
	Balance sheet location	Fair value	Balance sheet location	Fair value
		$		$
Available-for-sale securities	Investments	1.4	Investments	1.4
Held-for-trade securities	Investments	1.5	Investments	1.4
Total		2.9		2.8

	Liabilities as of April 30, 2017		Liabilities as of October 31, 2016
	Balance sheet location	Fair value	Balance sheet location	Fair value
		$		$
Foreign exchange forward contracts	Accounts payable and accrued liabilities	1.8	Accounts payable and accrued liabilities	2.7
Earnout liability	Other long-term liabilities	37.9	Other long-term liabilities	33.8
Total		39.7		36.5

Schedule of Fair Values and Carrying Values of Long-term Debt

As of April 30, 2017, the fair values and carrying values of the Company’s long-term debt, including the current portion of long-term debt, are categorized in the table below:

	Fair Value
	Level 1	Level 2	Level 3	Total	Carrying Value
	$	$	$	$	$
Long-term debt, including current portion	—	2,179.3	—	2,179.3	2,134.0

As of October 31, 2016, the fair values and carrying values of the Company’s long-term debt, including the current portion of long-term debt, are categorized in the table below:

	Fair Value
	Level 1	Level 2	Level 3	Total	Carrying Value
	$	$	$	$	$
Long-term debt, including current portion	—	2,156.8	—	2,156.8	2,119.0

Schedule of Earnout Liability Activity

The earnout liability activity is summarized as follows for the six months ended April 30, 2017:

	Total
	$
Balance at October 31, 2016	33.8
Change in fair value	4.1
Balance at April 30, 2017	37.9

Schedule of Net Investment Hedges in Accumulated Other Comprehensive Income (Loss)

The following table summarizes the foreign currency activity on the intercompany loans that are included as part of the net investment in certain foreign subsidiaries for the three and six months ended April 30, 2017 and 2016 since net investment hedge inception:

	Three months ended April 30,		Six months ended April 30,
	2017	2016	2017	2016
	$	$	$	$
Foreign exchange gain for the period from long-term intercompany loan revaluation	—	3.8	—	3.0

The following table summarizes the net investment hedge foreign exchange activity for the three and six months ended April 30, 2017 and 2016 since net investment hedge inception:

	Three months ended April 30,				Six months ended April 30,
	2017		2016		2017	2016
	$		$		$	$
Foreign exchange (loss) gain for the period from net investment hedge	(4.6	)	(29.0	)	4.0	(21.0	)
Release of ineffective portion of net investment hedge to consolidated statement of operations	—		3.3		—	2.2
Net (loss) gain to other comprehensive income for the period related to net investment hedge	(4.6	)	(25.7	)	4.0	(18.8	)