Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Operating Activities
Net income	$ 16,732	$ 20,692
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	2,961	3,268
Deferred income taxes	7,140	6,797
Amortization of deferred financing costs	851	892
Stock-based compensation costs	1,858	1,193
Amortization of debt discount	144	345
(Gain) on sale or disposal of property and equipment	0	(2)
Changes in operating assets and liabilities, net of effects from acquisitions
Accounts receivable	6,956	11,070
Inventories	1,540	(6,716)
Prepaid expenses and other current assets	(2,203)	187
Accounts payable	(3,096)	(9,147)
Accrued liabilities	(3,212)	(5,781)
Net cash provided by (used in) operating activities	29,671	22,798
Investing Activities
Purchases of property and equipment	(496)	(1,364)
Proceeds from the sale of property and equipment	0	2
Acquisition of the Hydralyte brand	(77,991)	0
Net cash used in investing activities	(78,487)	(1,362)
Financing Activities
Repayments under revolving credit agreement	(30,000)	(18,000)
Borrowings under revolving credit agreement	65,000	0
Payment of deferred financing costs	(74)	(280)
Proceeds from exercise of stock options	1,294	309
Proceeds from restricted stock exercises	57	0
Excess tax benefits from share-based awards	950	452
Fair value of shares surrendered as payment of tax withholding	(1,171)	(278)
Net cash provided by (used in) financing activities	36,056	(17,797)
Effects of exchange rate changes on cash and cash equivalents	104	(3)
(Decrease) increase in cash and cash equivalents	(12,656)	3,636
Cash and cash equivalents - beginning of period	28,331	15,670
Cash and cash equivalents - end of period	15,675	19,306
Interest paid	13,867	14,826
Income taxes paid	$ 707	$ 657