CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2012
Operating Activities:
Net income	$ 69,580	$ 25,269	$ 97,631
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	30,440	25,359	22,857
Stock-based compensation expense	5,625	3,251
Inventory write-down	598	2,760
Impairment of goodwill		50,865
Deferred income taxes	2,684	(7,508)	(1,486)
Excess tax benefit from equity incentive plans	(310)
Changes in operating assets and liabilities, net of effects from acquisitions:
Accounts receivable	(4,300)	(18,991)	(122,984)
Inventories	20,590	(19,890)	173
Prepaid expenses and other current assets	(8,114)	3,867	7,432
Long-term capitalized contract costs	(7,246)	(42,088)	(26,875)
Accounts payable and other current liabilities	6,505	(25,637)	9,630
Customer advances	7,304	8,990	(55,769)
Income taxes	(9,768)	(19,114)	14,219
Other items, net	1,222	(409)	495
NET CASH PROVIDED BY (USED IN) OPERATING ACTIVITIES	114,810	(13,276)	(54,677)
Investing Activities:
Acquisition of businesses, net of cash acquired	(83,456)	(63,691)
Purchases of marketable securities	(1,196)	(4,050)
Proceeds from sales or maturities of marketable securities	4,050		25,829
Purchases of property, plant and equipment	(16,620)	(9,052)	(14,226)
NET CASH PROVIDED BY (USED IN) INVESTING ACTIVITIES	(97,222)	(76,793)	11,603
Financing Activities:
Proceeds from short-term borrowings	38,000	70,000
Principal payments on short-term borrowings	(38,000)	(70,000)
Proceeds from long-term borrowings		100,000
Principal payments on long-term borrowings	(573)	(8,543)	(4,549)
Proceeds from issuance of common stock	113
Purchase of common stock	(1,204)
Excess tax benefits from equity incentive plans	310
Contingent consideration payments related to acquisitions of businesses	(2,368)	(7,842)
Net change in restricted cash	325	(158)	(68,584)
Dividends paid to shareholders	(6,429)	(6,417)	(6,417)
NET CASH PROVIDED BY (USED IN) FINANCING ACTIVITIES	(9,826)	77,040	(79,550)
Effect of exchange rates on cash	4,195	4,654	5,743
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	11,957	(8,375)	(116,881)
Cash and cash equivalents at the beginning of the year	203,892	212,267	329,148
CASH AND CASH EQUIVALENTS AT THE END OF THE YEAR	215,849	203,892	212,267
NEK Special Programs Group LLC (NEK)
Operating Activities:
Net income	600	(500)
Supplemental disclosure of non-cash investing and financing activities:
Liability incurred to acquire, net		4,490
Intific Inc.
Operating Activities:
Net income	(4,200)
Supplemental disclosure of non-cash investing and financing activities:
Liability incurred to acquire, net	$ 1,173