XML 74 R1.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Cover Page
 12 Months Ended
Dec. 31, 2019
shares
Document Information [Line Items]  
Document Type 40-F
Amendment Flag false
Document Period End Date Dec. 31, 2019
Document Fiscal Year Focus 2019
Document Fiscal Period Focus FY
Entity Registrant Name STANTEC INC
Entity Central Index Key 0001131383
Entity Accounting Standard IFRS
Current Fiscal Year End Date --12-31
Entity Current Reporting Status Yes
Entity Emerging Growth Company false
Entity Interactive Data Current Yes
Entity Address, Country CA
Entity Common Stock, Shares Outstanding 111,212,975