Significant Accounting Policies (Details) (Restatement Adjustment [Member], USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended			6 Months Ended
	Jun. 30, 2012	Mar. 31, 2012	Sep. 30, 2011	Sep. 30, 2011
Restatement Adjustment [Member]
Revision of prior period financial [Abstract]
Cost of goods sold, decrease			$ 355	$ 726
Gross profit increase			355	726
Selling, general and administrative expense, increase			101	207
other expense - net increased			197
Provision for income tax decrease			318
Provision for income tax increase				694
Earnings from continuing operations decreased				175
Earnings from continuing operations increased			375
Diluted earnings per share from continuing operations, increase (in dollars per share)			$ 0.01
Diluted net earnings per share, increase (in dollars per share)			$ 0.01
Out-of-period adjustments [Abstract]
Pre-Tax Earnings understated		542
Pre-Tax Earnings overstated	$ 542