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Credit facilities (Narrative) (Details) CAD in Millions, $ in Millions | Oct. 03, 2016 USD ($) | Sep. 26, 2016 USD ($) | Mar. 30, 2017 USD ($) | Feb. 11, 2016 USD ($) | Nov. 10, 2015 USD ($) | Aug. 07, 2013 USD ($) | Aug. 07, 2013 CAD
--- | --- | --- | --- | --- | --- | --- | ---
Subordinated Secured Credit Facility [Member] |  |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |  |
Aggregate principal amount of notes |  |  |  | $ 2.9 |  |  |
Remaining principal portion of notes |  |  |  | $ 1.6 |  |  |
Interest rate |  |  |  | 10.00% | 12.00% |  |
Subordinated, secured credit agreement, principal amount |  |  |  |  | $ 1.0 |  |
Repayment of principal of subordinated facility | $ 1.3 | $ 0.7 |  |  |  |  |
RCM Credit Agreement [Member] |  |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |  |
Aggregate principal amount of notes |  |  |  |  |  | $ 6.4 |
Remaining principal portion of notes |  |  | $ 5.6 |  |  |  |
Interest rate |  |  |  |  |  | 12.00% | 12.00%
RCM Credit Agreement [Member] | Canadian Dollar [Member] |  |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |  |
Aggregate principal amount of notes | CAD |  |  |  |  |  |  | CAD 8.5

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- Definition The interest rate on borrowings. [Refer: Borrowings] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 7 -IssueDate 2017-01-01 -Paragraph 7 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2017-03-01&anchor=para_7&doctype=Standard -URIDate 2017-03-09 + Details
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- Definition The nominal or face amount of a financial instrument, used to calculate payments made on that instrument. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_112_c&doctype=Standard -URIDate 2017-03-09 + Details
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- Definition The cash outflow for repayments of subordinated liabilities. [Refer: Subordinated liabilities] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 17 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_17&doctype=Standard -URIDate 2017-03-09 + Details
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- Definition The amount of loans received from banks that have been secured by collateral. [Refer: Loans received] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_112_c&doctype=Standard -URIDate 2017-03-09 + Details
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- Details
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