Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Cash flows from operating activities:
Net income	$ 17,628	$ 18,894
Adjustments to reconcile net income to net cash used for operating activities:
Depreciation and amortization	5,757	5,878
Provision for accounts receivable allowances	4,027	3,928
Gain on sale of discontinued operations	0	(5,849)
Deferred tax (benefit) provision	(689)	4,521
Stock-based compensation expense	1,314	1,386
Loss (gain) on sale or disposal of assets	157	(776)
Reduction of goodwill from disposition of product line	2,711	0
Changes in assets and liabilities:
Increase in accounts receivable	(53,546)	(69,325)
Decrease (increase) in inventory	4,617	(4,912)
Decrease in other assets	411	680
Increase in other accrued liabilities	17,270	11,485
Total adjustments	(17,971)	(52,984)
Net cash used for operating activities - continuing operations	(343)	(34,090)
Net cash (used for) provided by operating activities discontinued operations	(1,709)	1,932
Net cash used for operating activities	(2,052)	(32,158)
Cash flows from investing activities:
Purchase of property, plant and equipment	(3,269)	(2,489)
Proceeds from disposition of product line, net	1,758	0
Proceeds from sale of fixed assets	16	48
Net cash used for investing activities - continuing operations	(1,495)	(2,441)
Net cash provided by investing activities - discontinued operations	0	2,036
Net cash used for investing activities	(1,495)	(405)
Cash flows from financing activities:
Payments on long-term obligations	0	(376)
Borrowings on credit facilities	0	74,270
Repayments on credit facilities	0	(74,270)
Dividends paid	(4,310)	(4,378)
Purchase of treasury stock	(4,864)	(742)
Proceeds from exercise of stock options	192	58
Payments for tax withholding on net restricted stock settlements	(253)	(60)
Tax effect on stock awards	(6)	(27)
Net cash used for financing activities - continuing operations	(9,241)	(5,525)
Net decrease in cash and cash equivalents	(12,788)	(38,088)
Cash and cash equivalents at beginning of period	66,135	48,577
Cash and cash equivalents at end of period	$ 53,347	$ 10,489