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CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Mar. 31, 2021 | Mar. 31, 2020 | Mar. 31, 2021 | Mar. 31, 2020
Income Statement [Abstract] |  |  |  |
Net sales | $ 93,152,000 | $ 129,139,000 | $ 294,993,000 | $ 420,237,000
Cost of goods sold | 69,274,000 | 91,190,000 | 222,447,000 | 297,662,000
Gross profit | 23,878,000 | 37,949,000 | 72,546,000 | 122,575,000
Selling expenses | 22,767,000 | 31,968,000 | 71,035,000 | 100,488,000
General and administrative expenses | 11,018,000 | 8,833,000 | 32,334,000 | 32,839,000
Net losses (gains) from sales of assets | 488,000 | 287,000 | (62,000) | (23,375,000)
Impairment of goodwill and intangible assets | 0 | 42,030,000 | 0 | 42,030,000
Impairment of fixed assets | 0 | 0 | 1,243,000 | 0
Operating expenses | 34,273,000 | 83,118,000 | 104,550,000 | 151,982,000
Loss from operations | (10,395,000) | (45,169,000) | (32,004,000) | (29,407,000)
Other (expense) income: |  |  |  |
Interest expense | (2,993,000) | (2,478,000) | (9,174,000) | (7,885,000)
Postretirement benefits curtailment and pension settlement charge | 0 | 5,760,000 | 0 | 5,760,000
Other, net | (356,000) | 1,076,000 | 17,283,000 | 2,941,000
Total other (expense) income | (3,349,000) | 4,358,000 | 8,109,000 | 816,000
Loss before taxes | (13,744,000) | (40,811,000) | (23,895,000) | (28,591,000)
Income tax (benefit) expense | (60,000) | (1,034,000) | 13,785,000 | (1,222,000)
Net loss | (13,684,000) | (39,777,000) | (37,680,000) | (27,369,000)
Less: Cumulative preferred dividends, undeclared and unpaid | 144,000 | 139,000 | 428,000 | 414,000
Undistributed net (loss) income available to common stockholders | $ (13,828,000) | $ (39,916,000) | $ (38,108,000) | $ (27,783,000)
Net income (loss) per common share - basic (in US$ per share) | $ (0.78) | $ (2.32) | $ (2.17) | $ (1.62)
Net income (loss) per common share - diluted (in US$ per share) | $ (0.78) | $ (2.32) | $ (2.17) | $ (1.62)
Weighted average common shares outstanding - basic (in shares) | 17,756,619 | 17,230,879 | 17,569,026 | 17,161,477
Weighted average common shares outstanding—diluted (in shares) | 17,756,619 | 17,230,879 | 17,569,026 | 17,161,477

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Name: | us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration