Property, Plant and Equipment - Carrying Values of Property, Plant and Equipment (Details) - CAD ($) $ in Thousands | 9 Months Ended | 12 Months Ended |
Mar. 31, 2023 | Jun. 30, 2022 |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | $ 233,465 | $ 606,093 |
Additions | 9,126 | 21,703 |
Additions from business combinations | 92,887 | |
Disposals | (8,789) | (11,271) |
Other | 46,533 | (62,377) |
Depreciation | (31,987) | (60,174) |
Impairment | (20,324) | (259,115) |
Foreign currency translation | 2,058 | (1,394) |
Ending balance, property, plant and equipment | 322,969 | 233,465 |
Owned assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 201,327 | 544,848 |
Additions | 8,571 | 20,363 |
Additions from business combinations | 92,887 | |
Disposals | (2,025) | (5,771) |
Other | 33,662 | (44,846) |
Depreciation | (28,046) | (53,332) |
Impairment | (19,355) | (258,619) |
Foreign currency translation | 1,845 | (1,316) |
Ending balance, property, plant and equipment | 288,866 | 201,327 |
Right-of-use lease assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 32,138 | 61,245 |
Additions | 555 | 1,340 |
Additions from business combinations | 0 | |
Disposals | (6,764) | (5,500) |
Other | 12,871 | (17,531) |
Depreciation | (3,941) | (6,842) |
Impairment | (969) | (496) |
Foreign currency translation | 213 | (78) |
Ending balance, property, plant and equipment | 34,103 | 32,138 |
Cost | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 709,365 | |
Ending balance, property, plant and equipment | 571,691 | 709,365 |
Cost | Owned assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 656,305 | |
Ending balance, property, plant and equipment | 514,700 | 656,305 |
Cost | Right-of-use lease assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 53,060 | |
Ending balance, property, plant and equipment | 56,991 | 53,060 |
Accumulated depreciation | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | (216,785) | |
Ending balance, property, plant and equipment | (228,398) | (216,785) |
Accumulated depreciation | Owned assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | (196,359) | |
Ending balance, property, plant and equipment | (206,479) | (196,359) |
Accumulated depreciation | Right-of-use lease assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | (20,426) | |
Ending balance, property, plant and equipment | (21,919) | (20,426) |
Impairment | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 259,115 | |
Ending balance, property, plant and equipment | 20,324 | 259,115 |
Impairment | Owned assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 258,619 | |
Ending balance, property, plant and equipment | 19,355 | 258,619 |
Impairment | Right-of-use lease assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 496 | |
Ending balance, property, plant and equipment | 969 | 496 |
Land | Owned assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 13,127 | 23,977 |
Additions | 0 | 5,565 |
Additions from business combinations | 21,770 | |
Disposals | 0 | (1,210) |
Other | 16,609 | (13,785) |
Depreciation | 0 | 0 |
Impairment | (1,820) | (1,225) |
Foreign currency translation | 571 | (195) |
Ending balance, property, plant and equipment | 50,257 | 13,127 |
Land | Right-of-use lease assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 6,251 | 22,777 |
Additions | 0 | 0 |
Additions from business combinations | 0 | |
Disposals | (29) | (3,513) |
Other | 7,580 | (12,187) |
Depreciation | (291) | (828) |
Impairment | (969) | 0 |
Foreign currency translation | 3 | 2 |
Ending balance, property, plant and equipment | 12,545 | 6,251 |
Land | Cost | Owned assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 14,351 | |
Ending balance, property, plant and equipment | 52,077 | 14,351 |
Land | Cost | Right-of-use lease assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 7,443 | |
Ending balance, property, plant and equipment | 14,859 | 7,443 |
Land | Accumulated depreciation | Owned assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 0 | |
Ending balance, property, plant and equipment | 0 | 0 |
Land | Accumulated depreciation | Right-of-use lease assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | (1,192) | |
Ending balance, property, plant and equipment | (1,345) | (1,192) |
Land | Impairment | Owned assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 1,224 | |
Ending balance, property, plant and equipment | 1,820 | 1,224 |
Land | Impairment | Right-of-use lease assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 0 | |
Ending balance, property, plant and equipment | 969 | 0 |
Buildings | Owned assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 96,804 | 328,263 |
Additions | 840 | 2,514 |
Additions from business combinations | 52,350 | |
Disposals | 0 | 211 |
Other | 15,467 | 9,989 |
Depreciation | (9,774) | (19,769) |
Impairment | (3,842) | (224,117) |
Foreign currency translation | (222) | (287) |
Ending balance, property, plant and equipment | 151,623 | 96,804 |
Buildings | Right-of-use lease assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 25,044 | 36,857 |
Additions | 57 | 1,285 |
Additions from business combinations | 0 | |
Disposals | (6,553) | (1,987) |
Other | 5,363 | (5,344) |
Depreciation | (3,155) | (5,199) |
Impairment | 0 | (496) |
Foreign currency translation | 197 | (72) |
Ending balance, property, plant and equipment | 20,953 | 25,044 |
Buildings | Cost | Owned assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 396,848 | |
Ending balance, property, plant and equipment | 239,353 | 396,848 |
Buildings | Cost | Right-of-use lease assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 40,530 | |
Ending balance, property, plant and equipment | 36,789 | 40,530 |
Buildings | Accumulated depreciation | Owned assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | (76,010) | |
Ending balance, property, plant and equipment | (83,888) | (76,010) |
Buildings | Accumulated depreciation | Right-of-use lease assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | (14,990) | |
Ending balance, property, plant and equipment | (15,836) | (14,990) |
Buildings | Impairment | Owned assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 224,034 | |
Ending balance, property, plant and equipment | 3,842 | 224,034 |
Buildings | Impairment | Right-of-use lease assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 496 | |
Ending balance, property, plant and equipment | 0 | 496 |
Construction in progress | Owned assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 25,092 | 77,639 |
Additions | 5,322 | 12,888 |
Additions from business combinations | 1,134 | |
Disposals | (36) | (7,158) |
Other | 5,135 | (48,395) |
Depreciation | 0 | 0 |
Impairment | (11,945) | (9,174) |
Foreign currency translation | 916 | (708) |
Ending balance, property, plant and equipment | 25,618 | 25,092 |
Construction in progress | Cost | Owned assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 34,260 | |
Ending balance, property, plant and equipment | 37,563 | 34,260 |
Construction in progress | Accumulated depreciation | Owned assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 0 | |
Ending balance, property, plant and equipment | 0 | 0 |
Construction in progress | Impairment | Owned assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 9,168 | |
Ending balance, property, plant and equipment | 11,945 | 9,168 |
Computer software & equipment | Owned assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 3,161 | 7,815 |
Additions | 710 | 431 |
Additions from business combinations | 0 | |
Disposals | 0 | (236) |
Other | (867) | 2,169 |
Depreciation | (1,284) | (6,449) |
Impairment | (20) | (554) |
Foreign currency translation | 23 | (15) |
Ending balance, property, plant and equipment | 1,723 | 3,161 |
Computer software & equipment | Cost | Owned assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 31,960 | |
Ending balance, property, plant and equipment | 31,313 | 31,960 |
Computer software & equipment | Accumulated depreciation | Owned assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | (28,244) | |
Ending balance, property, plant and equipment | (29,570) | (28,244) |
Computer software & equipment | Impairment | Owned assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 555 | |
Ending balance, property, plant and equipment | 20 | 555 |
Furniture & fixtures | Owned assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 2,681 | 5,909 |
Additions | 37 | 172 |
Additions from business combinations | 0 | |
Disposals | 0 | 197 |
Other | (874) | (259) |
Depreciation | (46) | (1,740) |
Impairment | (42) | (1,557) |
Foreign currency translation | 40 | (41) |
Ending balance, property, plant and equipment | 1,796 | 2,681 |
Furniture & fixtures | Cost | Owned assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 10,057 | |
Ending balance, property, plant and equipment | 7,434 | 10,057 |
Furniture & fixtures | Accumulated depreciation | Owned assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | (5,818) | |
Ending balance, property, plant and equipment | (5,596) | (5,818) |
Furniture & fixtures | Impairment | Owned assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 1,558 | |
Ending balance, property, plant and equipment | 42 | 1,558 |
Production & other equipment | Owned assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 60,462 | 101,245 |
Additions | 1,662 | (1,207) |
Additions from business combinations | 17,633 | |
Disposals | (1,989) | 2,425 |
Other | (1,808) | 5,435 |
Depreciation | (16,942) | (25,374) |
Impairment | (1,686) | (21,992) |
Foreign currency translation | 517 | (70) |
Ending balance, property, plant and equipment | 57,849 | 60,462 |
Production & other equipment | Right-of-use lease assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 843 | 1,611 |
Additions | 498 | 55 |
Additions from business combinations | 0 | |
Disposals | (182) | 0 |
Other | (72) | 0 |
Depreciation | (495) | (815) |
Impairment | 0 | 0 |
Foreign currency translation | 13 | (8) |
Ending balance, property, plant and equipment | 605 | 843 |
Production & other equipment | Cost | Owned assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 168,829 | |
Ending balance, property, plant and equipment | 146,960 | 168,829 |
Production & other equipment | Cost | Right-of-use lease assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 5,087 | |
Ending balance, property, plant and equipment | 5,343 | 5,087 |
Production & other equipment | Accumulated depreciation | Owned assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | (86,287) | |
Ending balance, property, plant and equipment | (87,425) | (86,287) |
Production & other equipment | Accumulated depreciation | Right-of-use lease assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | (4,244) | |
Ending balance, property, plant and equipment | (4,738) | (4,244) |
Production & other equipment | Impairment | Owned assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 22,080 | |
Ending balance, property, plant and equipment | 1,686 | 22,080 |
Production & other equipment | Impairment | Right-of-use lease assets | | |
Reconciliation of changes in property, plant and equipment [abstract] | | |
Beginning balance, property plant and equipment | 0 | |
Ending balance, property, plant and equipment | $ 0 | $ 0 |