Summary of Significant Accounting Policies (Tables)

9 Months Ended

Dec. 31, 2012

Summary of Significant Accounting Policies [Abstract]

Inventories

The remaining portion of the inventory is valued at the lower of last-in, first-out (LIFO) cost or market. Inventories consisted of the following (in thousands):

	December 31,		March 31,		December 31,
	2012		2012		2011
Raw material	$	9,665	$	9,194	$	9,593
Work-in-process		11,351		15,470		11,731
Finished goods		45,071		47,007		52,681
	$	66,087	$	71,671	$	74,005

Property, plant and equipment

Property, plant and equipment are stated at cost and include the following (in thousands):

	December 31,			March 31,			December 31,
	2012			2012			2011
Land	$	2,508		$	2,508		$	2,508
Buildings, leasehold interests and improvements		37,185			37,064			37,103
Machinery, equipment and other		101,172			101,076			101,644
		140,865			140,648			141,255
Less—Accumulated depreciation and amortization		(112,701	)		(111,066	)		(111,117	)
Net property, plant and equipment	$	28,164		$	29,582		$	30,138

Computation of basic and diluted net income per common share

The following table sets forth the computation of basic and diluted net income per common share for the three and nine months ended December 31, 2012 and 2011 (in thousands, except per share data):

	Three Months Ended					Nine Months Ended
	December 31,					December 31,
	2012		2011			2012		2011
Numerator:
Income from continuing operations	$	11,600	$	12,109		$	17,573	$	18,976
Income (loss) from discontinued operations, net of tax		11		(1,131	)		55		(82	)
Net income	$	11,611	$	10,978		$	17,628	$	18,894
Denominator:
Weighted average shares outstanding for basic income per common share		9,548		9,723			9,594		9,733
Effect of dilutive stock options		6		9			3		6
Adjusted weighted average share outstanding for diluted income per common share		9,554		9,732			9,597		9,739
Basic:
Continuing operations	$	1.21	$	1.25		$	1.83	$	1.95
Discontinued operations	$	0.00	$	(0.12	)	$	0.01	$	(0.01	)
Total (1)	$	1.22	$	1.13		$	1.84	$	1.94
Diluted:
Continuing operations	$	1.21	$	1.24		$	1.83	$	1.95
Discontinued operations	$	0.00	$	(0.12	)	$	0.01	$	(0.01	)
Total (1)	$	1.22	$	1.13		$	1.84	$	1.94

(1) Total net income per share for certain periods does not foot due to rounding.