CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2016	Mar. 31, 2015
Operating Activities:
Net income (loss)	$ 10,144	$ (11,011)	$ 4,730	$ (5,849)
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	10,029	11,117	18,977	20,064
Share-based compensation expense	1,970	4,238	4,088	5,291
Changes in operating assets and liabilities net of effects from acquisitions:	(10,251)	48,473	(65,490)	41,592
NET CASH PROVIDED BY (USED IN) OPERATING ACTIVITIES	11,892	52,817	(37,695)	61,098
Investing Activities:
Acquisition of businesses, net of cash acquired	(213,765)	(6,037)	(243,483)	(89,460)
Purchases of property, plant and equipment	(11,015)	(1,704)	(21,375)	(2,580)
Purchases of marketable securities	(7,145)	(4,590)	(14,686)	(4,590)
Proceeds from sales or maturities of marketable securities	15,694	1,196	29,870	1,196
Purchases of other assets		(641)		(2,993)
NET CASH USED IN INVESTING ACTIVITIES	(216,231)	(11,776)	(249,674)	(98,427)
Financing Activities:
Proceeds from short-term borrowings	180,700	10,000	253,300	70,000
Principal payments on short-term borrowings	(50,700)	(15,000)	(73,300)	(15,000)
Proceeds from long-term borrowings	75,000		75,000
Principal payments on long-term borrowings	(123)	(131)	(254)	(269)
Purchase of common stock		(141)	(1,658)	(1,723)
Dividends paid	(3,641)	(3,627)	(3,641)	(3,627)
Net change in restricted cash	(1,102)	(42)	(3,514)	(101)
Contingent consideration payments related to acquisitions of businesses			(1,679)
NET CASH PROVIDED BY (USED IN) FINANCING ACTIVITIES	200,134	(8,941)	244,254	49,280
Effect of exchange rates on cash	(8,350)	(11,259)	(16,553)	(19,696)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	(12,555)	20,841	(59,668)	(7,745)
Cash and cash equivalents at the beginning of the period	171,363	187,263	218,476	215,849
CASH AND CASH EQUIVALENTS AT THE END OF THE PERIOD	158,808	208,104	158,808	208,104
GATR
Operating Activities:
Net income (loss)	(18,300)		(18,300)
Supplemental disclosure of non-cash investing and financing activities:
Liability incurred to acquire, net	7,651		7,651
TeraLogics
Operating Activities:
Net income (loss)	(200)		(1,200)
Supplemental disclosure of non-cash investing and financing activities:
Liability incurred to acquire, net			4,998
H4 Global
Operating Activities:
Net income (loss)	100
Supplemental disclosure of non-cash investing and financing activities:
Liability incurred to acquire, net			952
DTECH
Operating Activities:
Net income (loss)	$ (2,300)	(1,000)	$ (3,600)	(1,800)
Supplemental disclosure of non-cash investing and financing activities:
Liability incurred to acquire, net				8,854
Software
Supplemental disclosure of non-cash investing and financing activities:
Liability incurred to acquire, net		$ 10,800		$ 10,800