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v3.10.0.1

Consolidated Statements of Income - CAD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017
Continuing operations |  |
Gross revenue | $ 4,283.8 | $ 4,028.7
Less subconsultant and other direct expenses | 928.6 | 854.9
Net revenue | 3,355.2 | 3,173.8
Direct payroll costs | 1,540.0 | 1,411.9
Gross margin | 1,815.2 | 1,761.9
Administrative and marketing expenses | 1,438.2 | 1,407.7
Depreciation of property and equipment | 50.1 | 52.2
Amortization of intangible assets | 65.0 | 73.0
Net interest expense | 28.7 | 25.9
Other net finance expense | 5.7 | 7.1
Share of income from joint ventures and associates | (1.6) | (2.7)
Foreign exchange loss (gain) | 2.7 | (0.2)
Gain on disposition of a subsidiary |  | (54.6)
Other expense (income) | 0.1 | (10.0)
Income before income taxes and discontinued operations | 226.3 | 263.5
Income taxes |  |
Current | 54.5 | 192.9
Deferred | 0.5 | (26.4)
Total income taxes | 55.0 | 166.5
Net income for the year from continuing operations | 171.3 | 97.0
Discontinued operations |  |
Net loss from discontinued operations, net of tax | (123.9) |
Net income for the year | $ 47.4 | $ 97.0
Earnings (Loss) per share, basic and diluted |  |
Continuing operations | $ 1.51 | $ 0.85
Discontinued operations | (1.09) |
Total basic and diluted earnings per share | $ 0.42 | $ 0.85

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- Definition Gross revenue less any revenue associated with subconsultant, subcontractor and other direct expenses. + References No definition available. + Details
Name: | stn_NetRevenue
Namespace Prefix: | stn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Profit Loss from Continuing Operations [abstract] + References No definition available. + Details
Name: | stn_ProfitLossFromContinuingOperationsAbstract
Namespace Prefix: | stn_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Profit Loss from Discontinuing Operations [abstract] + References No definition available. + Details
Name: | stn_ProfitLossFromDiscontinuingOperationsAbstract
Namespace Prefix: | stn_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Revenue from continuing operations. + References No definition available. + Details
Name: | stn_RevenueFromContinuingOperations
Namespace Prefix: | stn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Revenue associated with certain direct costs for subconsultant, subcontractor and other expenditures that are recoverable directly from customers. + References No definition available. + Details
Name: | stn_SubconsultantSubcontractorAndOtherDirectExpenses
Namespace Prefix: | stn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration