XML 48 R30.htm IDEA: XBRL DOCUMENT v3.22.1
STOCKHOLDERS' EQUITY/MEMBERS' INTEREST - (Tables)
 3 Months Ended
Apr. 02, 2022
Schedule of Capitalization, Equity [Line Items]  
Schedule of changes in ownership of Summit Holdings The following table summarizes the changes in our ownership of Summit Holdings:
 Summit Inc.
Shares (Class A)		LP UnitsTotalSummit Inc.
Ownership
Percentage
Balance — January 1, 2022118,705,108 1,314,006 120,019,114 98.9 %
Stock option exercises1,589 — 1,589 
Repurchases of common stock(1,506,878)— (1,506,878)
Other equity transactions842,029 — 842,029 
Balance — April 2, 2022118,041,848 1,314,006 119,355,854 98.9 %
Balance — January 2, 2021114,390,595 2,873,170 117,263,765 97.5 %
Exchanges during period711,794 (711,794)— 
Stock option exercises863,338 — 863,338 
Other equity transactions678,605 — 678,605 
Balance — April 3, 2021116,644,332 2,161,376 118,805,708 98.2 %
Schedule of Changes in Each Component of Accumulated Other Comprehensive Income (Loss) The changes in each component of accumulated other comprehensive income (loss) consisted of the following:
 Change in
 retirement plans		Foreign currency
 translation
 adjustments		Accumulated
 other
 comprehensive
 income (loss)
Balance — January 1, 2022$1,508 $5,575 $7,083 
Foreign currency translation adjustment, net of tax— 1,306 1,306 
Balance — April 2, 2022$1,508 $6,881 $8,389 
Balance — January 2, 2021$533 $4,670 $5,203 
Foreign currency translation adjustment, net of tax— 1,635 1,635 
Balance — April 3, 2021$533 $6,305 $6,838 
Summit Materials, LLC  
Schedule of Capitalization, Equity [Line Items]  
Schedule of Changes in Each Component of Accumulated Other Comprehensive Income (Loss) The changes in each component of accumulated other comprehensive income (loss) consisted of the following:
 
    Accumulated
  Foreign currency other
 Change intranslationCash flow hedgecomprehensive
 retirement plansadjustmentsadjustments(loss) income
Balance — January 1, 2022$(7,243)$(8,783)$— $(16,026)
Foreign currency translation adjustment— 1,744 — 1,744 
Balance — April 2, 2022$(7,243)$(7,039)$— $(14,282)
Balance — January 2, 2021$(8,546)$(10,037)$— $(18,583)
Foreign currency translation adjustment— 2,126 — 2,126 
Balance — April 3, 2021$(8,546)$(7,911)$— $(16,457)