CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
OPERATING ACTIVITIES:
Net Income	$ 33,196	$ 34,950
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	1,909	1,306
Deferred income tax expense (benefit)	440	(1,670)
Share-based compensation	4,374	1,647
Excess tax benefits on share-based compensation awards	(608)	(495)
Gain on sale of assets		(20)
Loss (gain) on investment securities	1,196	(15)
Other noncash expenses	50	21
Changes in assets and liabilities which provided (used) cash:
Accounts receivable, net	(16,113)	(14,510)
Inventories	960	774
Prepaid income taxes/Income taxes payable	(6,263)	9,661
Prepaid expenses and other assets	(1,358)	(1,509)
Rebates payable	3,905	1,594
Accounts payable	(1,936)	(7,023)
Accrued expenses	1,747	(1,323)
Accrued payroll and payroll-related expenses	(5,649)	(8,997)
Net cash provided by operating activities	15,850	14,391
INVESTING ACTIVITIES:
Purchases of property, plant and equipment	(5,787)	(9,374)
Proceeds from sale of property, plant and equipment		76
Purchases of intangible assets		(300)
Proceeds from sale of investment securities	11,387	34,213
Purchase of investment securities	(14,006)	(8,434)
Net cash provided by (used in) investing activities	(8,406)	16,181
FINANCING ACTIVITIES:
Repayments of debt	(33)	(32)
Proceeds from issuance of stock	865	773
Excess tax benefits on share-based compensation awards	608	495
Deferred financing fees	(532)
Purchase of treasury stock	(908)
Net cash provided by financing activities		1,236
Effect on cash and cash equivalents of changes in foreign exchange rates	(16)
NET INCREASE IN CASH AND CASH EQUIVALENTS	7,428	31,808
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD	200,340	105,587
CASH AND CASH EQUIVALENTS, END OF PERIOD	207,768	137,395
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:
Interest paid	11	25
Income taxes paid	$ 22,879	$ 11,809