Operating Segments, by segment (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Jun. 30, 2013
Segment Reporting Information [Line Items]
Net Sales	$ 172,994	$ 200,708
Operating Income (Loss)	(4,424)	(5,652)
Income (Loss) Before Income Taxes	(9,534)	(6,337)
Total Assets	837,452		871,623
GMI [Member]
Segment Reporting Information [Line Items]
Net Sales	159,600	184,738
Operating Income (Loss)	10,828	23,646
Income (Loss) Before Income Taxes	10,056	23,845
Total Assets	688,189
Globe Metales [Member]
Segment Reporting Information [Line Items]
Net Sales	11,941	14,346
Operating Income (Loss)	1,329	1,439
Income (Loss) Before Income Taxes	557	1,164
Total Assets	71,138
Solsil [Member]
Segment Reporting Information [Line Items]
Net Sales	0	0
Operating Income (Loss)	(32)	(173)
Income (Loss) Before Income Taxes	(32)	(173)
Total Assets	15,347
Corporate [Member]
Segment Reporting Information [Line Items]
Net Sales	0	0
Operating Income (Loss)	(15,993)	(29,429)
Income (Loss) Before Income Taxes	(19,538)	(29,916)
Total Assets	410,268
Other [Member]
Segment Reporting Information [Line Items]
Net Sales	3,209	2,482
Operating Income (Loss)	(776)	(963)
Income (Loss) Before Income Taxes	(797)	(1,084)
Total Assets	27,832
Eliminations [Member]
Segment Reporting Information [Line Items]
Net Sales	(1,756)	(858)
Operating Income (Loss)	220	(172)
Income (Loss) Before Income Taxes	220	(173)
Total Assets	$ (375,322)