| Schedule of Segment Reporting Information, by Segment [Table Text Block] |
| | | Three months ended | | | Six months ended | | | | | December 31, | | | December 31, | | | | | 2019 | | | 2018 | | | 2019 | | | 2018 | | | | | | | | | | | | | | | | | | | | | Wholesale segment | | $ | 91,889 | | | $ | 107,658 | | | $ | 193,218 | | | $ | 225,730 | | | Retail segment | | | 139,101 | | | | 158,508 | | | | 276,367 | | | | 303,722 | | | Elimination of intercompany sales | | | (56,416 | ) | | | (69,014 | ) | | | (121,090 | ) | | | (144,515 | ) | | Consolidated Total | | $ | 174,574 | | | $ | 197,152 | | | $ | 348,495 | | | $ | 384,937 | | | | | | | | | | | | | | | | | | | | Income (loss) before income taxes | | | | | | | | | | | | | | | | | | Wholesale segment | | $ | 5,730 | | | $ | 8,821 | | | $ | 22,658 | | | $ | 23,136 | | | Retail segment | | | (135 | ) | | | 3,311 | | | | 1,429 | | | | 1,752 | | | Elimination of intercompany profit (a) | | | 3,609 | | | | 3,996 | | | | 3,758 | | | | 3,039 | | | Operating income | | | 9,204 | | | | 16,128 | | | | 27,845 | | | | 27,927 | | | Interest income, net of interest (expense) | | | 63 | | | | 152 | | | | 82 | | | | 125 | | | Consolidated Total | | $ | 9,267 | | | $ | 16,280 | | | $ | 27,927 | | | $ | 28,052 | | | | | | | | | | | | | | | | | | | | Depreciation and amortization | | | | | | | | | | | | | | | | | | Wholesale segment | | $ | 1,750 | | | $ | 1,896 | | | $ | 3,640 | | | $ | 3,857 | | | Retail segment | | | 2,704 | | | | 3,029 | | | | 4,790 | | | | 6,068 | | | Consolidated Total | | $ | 4,454 | | | $ | 4,925 | | | $ | 8,430 | | | $ | 9,925 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Wholesale segment | | $ | 1,148 | | | $ | 831 | | | $ | 2,311 | | | $ | 1,681 | | | Retail segment | | | 3,425 | | | | 1,346 | | | | 5,676 | | | | 3,273 | | | Consolidated Total | | $ | 4,573 | | | $ | 2,177 | | | $ | 7,987 | | | $ | 4,954 | | | | | December 31, | | | June 30, | | | | | 2019 | | | 2019 | | Total Assets: | | | | | | | | | | Wholesale segment | | $ | 233,374 | | | $ | 237,354 | | | Retail segment | | | 411,359 | | | | 299,125 | | | Inventory profit elimination (b) | | | (22,806 | ) | | | (26,128 | ) | | Consolidated Total | | $ | 621,927 | | | $ | 510,351 | | |