CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2016	Sep. 30, 2015
Current assets:
Cash and cash equivalents	$ 58,491	$ 142,597
Trade receivables, net	106,152	134,384
Inventories	66,080	55,074
Current income taxes	2,430	329
Other	11,162	11,827
Total current assets	244,315	344,211
Property, plant and equipment, net	194,377	185,718
Other assets:
Goodwill	246,167	178,199
Intangible assets, net	161,762	143,718
Deferred income taxes	83,626	92,852
Other	40,407	34,321
Total other assets	531,962	449,090
Total assets	970,654	979,019
Current liabilities:
Accounts payable	20,017	25,306
Accrued personnel costs	35,389	52,544
Accrued interest	2,241	2,295
Other accrued liabilities	52,108	49,486
Current portion of long-term debt	4,250	4,250
Total current liabilities	114,005	133,881
Long-term liabilities:
Long-term debt, net	553,330	558,080
Income taxes	2,930	6,590
Other	34,260	30,186
Total long-term liabilities	590,520	594,856
Total liabilities	$ 704,525	$ 728,737
Commitments and contingencies
Redeemable non-controlling interest in consolidated subsidiary	$ 12,275	$ 12,431
Stockholders' equity:
Common stock, $0.001 par value; authorized 200,000 shares; issued and outstanding: 73,896 shares at September 30, 2015 (including 83 shares held in treasury) and 74,048 shares at March 31, 2016 (including 94 shares held in treasury)	74	74
Capital in excess of par value	730,349	728,667
Retained earnings (accumulated deficit)	(475,363)	(489,889)
Treasury stock	(1,206)	(1,001)
Total stockholders' equity	253,854	237,851
Total liabilities and stockholders' equity	$ 970,654	$ 979,019