Quarterly Financial Data (Unaudited) - Consolidated Statements of Operations (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended															12 Months Ended
	Jun. 30, 2014	Mar. 31, 2014		Dec. 31, 2013		Sep. 30, 2013		Jun. 30, 2013		Mar. 31, 2013		Dec. 31, 2012		Sep. 30, 2012		Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012
Net sales	$ 130,197	$ 125,525		$ 143,129		$ 129,529		$ 129,744		$ 127,279		$ 136,699		$ 120,147		$ 528,380	$ 513,869	$ 498,701
Cost of goods sold		77,473		88,755		81,524		83,749		79,833		88,105		77,006		332,466	328,693	332,309
Gross profit	45,483	48,052		54,374		48,005		45,995		47,446		48,594		43,141		195,914	185,176	166,392
Selling expenses		42,592		38,322		36,614		40,662		39,066		40,276		37,029		155,088	157,033	149,209
General and administrative expenses		7,498		10,329		8,500		7,970		8,874		7,771		7,531		35,724	32,146	29,144
Net gains from sales of assets		37		73		(123)		(79)		(1,185)		11		(3,213)		(3,814)	(4,467)	(268)
Goodwill and intangible assets impairment losses								92								0	92	5,585
Pension curtailment expense																0	0	4,568
Operating expenses		50,127		48,724		44,991		48,645		46,755		48,058		41,347		186,998	184,804	188,238
Income (loss) from operations	2,327	(2,075)		5,650		3,014		(2,650)		691		536		1,794		8,916	372	(21,846)
Other income (expense):
Dividend income		276		258		268		274		286		284		259		1,073	1,103	1,231
Interest income		114		110		108		169		92		99		92		429	452	214
Interest expense		(277)		(393)		(372)		(396)		(466)		(463)		(457)		(1,258)	(1,782)	(2,137)
Other, net		4,664		(514)		(906)		(1,569)		(1,949)		(7,645)		1,732		3,677	(9,432)	(4,385)
Total other income (expense)		4,777		(539)		(902)		(1,522)		(2,037)		(7,725)		1,626		3,921	(9,659)	(5,077)
Income (loss) before taxes		2,702		5,111		2,112		(4,172)		(1,346)		(7,189)		3,420		12,837	(9,287)	(26,923)
Loss before taxes		196		402		306		(1,194)		(40)		(32)		441		705	(825)	(347)
Net income (loss)	3,111	2,506		4,709		1,806		(2,978)		(1,306)		(7,157)		2,979		12,132	(8,462)	(26,576)
Previously Reported
Net sales		124,600		142,151		128,561		128,763		126,343		135,705		119,153			509,964	495,442
Cost of goods sold		76,810		86,713		79,089		81,273		78,761		85,352		74,532			318,825	322,540
Gross profit		47,790		55,438		49,472		47,490		47,582		50,353		44,621			191,139	172,902
Selling expenses		42,161		38,991		37,335		40,908		39,135		40,765		37,271			158,079	150,641
General and administrative expenses		7,667		10,724		9,246		9,219		8,941		9,041		8,769			37,063	34,222
Net gains from sales of assets		37		0		0		0		(1,185)		0		0			0	0
Goodwill and intangible assets impairment losses								92									92	5,585
Pension curtailment expense																		4,568
Operating expenses		49,865		49,715		46,581		50,219		46,891		49,806		46,040			195,234	195,016
Income (loss) from operations		(2,075)		5,723		2,891		(2,729)		691		547		(1,419)			(4,095)	(22,114)
Other income (expense):
Dividend income		276		258		268		274		286		284		259			1,103	1,231
Interest income		114		110		108		169		92		99		92			452	214
Interest expense		(277)		(393)		(372)		(396)		(466)		(463)		(457)			(1,782)	(2,137)
Other, net		4,664		(587)		(783)		(1,490)		(1,949)		(7,656)		4,945			(4,965)	(4,117)
Total other income (expense)		4,777		(612)		(779)		(1,443)		(2,037)		(7,736)		4,839			(5,192)	(4,809)
Income (loss) before taxes		2,702		5,111		2,112		(4,172)		(1,346)		(7,189)		3,420			(9,287)	(26,923)
Loss before taxes		196		402		306		(1,194)		(40)		(32)		441			(825)	(347)
Net income (loss)		2,506		4,709		1,806		(2,978)		(1,306)		(7,157)		2,979			(8,462)	(26,576)
Adjustments
Net sales		925	[1]	978	[1]	968	[1]	981	[1]	936	[1]	994	[1]	994	[1]
Cost of goods sold		663	[1]	2,042	[1]	2,435	[1]	2,476	[1]	1,072	[1]	2,753	[1]	2,474	[1]
Gross profit		262	[1]	(1,064)	[1]	(1,467)	[1]	(1,495)	[1]	(136)	[1]	(1,759)	[1]	(1,480)	[1]
Selling expenses		431	[1]	(669)	[1]	(721)	[1]	(246)	[1]	(69)	[1]	(489)	[1]	(242)	[1]
General and administrative expenses		(169)	[1]	(395)	[1]	(746)	[1]	(1,249)	[1]	(67)	[1]	(1,270)	[1]	(1,238)	[1]
Net gains from sales of assets		0	[1]	73	[1]	(123)	[1]	(79)	[1]	0	[1]	11	[1]	(3,213)	[1]
Goodwill and intangible assets impairment losses								0	[1]
Operating expenses		262	[1]	(991)	[1]	(1,590)	[1]	(1,574)	[1]	(136)	[1]	(1,748)	[1]	(4,693)	[1]
Income (loss) from operations		0	[1]	(73)	[1]	123	[1]	79	[1]	0	[1]	(11)	[1]	3,213	[1]
Other income (expense):
Dividend income		0	[1]	0	[1]	0	[1]	0	[1]	0	[1]	0	[1]	0	[1]
Interest income		0	[1]	0	[1]	0	[1]	0	[1]	0	[1]	0	[1]	0	[1]
Interest expense		0	[1]	0	[1]	0	[1]	0	[1]	0	[1]	0	[1]	0	[1]
Other, net		0	[1]	73	[1]	(123)	[1]	(79)	[1]	0	[1]	11	[1]	(3,213)	[1]
Total other income (expense)		0	[1]	73	[1]	(123)	[1]	(79)	[1]	0	[1]	11	[1]	(3,213)	[1]
Income (loss) before taxes		0	[1]	0	[1]	0	[1]	0	[1]	0	[1]	0	[1]	0	[1]
Loss before taxes		0	[1]	0	[1]	0	[1]	0	[1]	0	[1]	0	[1]	0	[1]
Net income (loss)		$ 0	[1]	$ 0	[1]	$ 0	[1]	$ 0	[1]	$ 0	[1]	$ 0	[1]	$ 0	[1]

[1] For details, see Note 1.