CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2016	Sep. 30, 2015
Current assets:
Cash and cash equivalents	$ 87,503	$ 142,597
Trade receivables, net	136,137	134,384
Inventories	65,684	55,074
Current income taxes	3,675	329
Other	10,109	11,827
Total current assets	303,108	344,211
Property, plant and equipment, net	190,089	185,718
Other assets:
Goodwill	218,722	178,199
Intangible assets, net	182,633	143,718
Deferred income taxes	74,824	92,852
Other	43,440	34,321
Total other assets	519,619	449,090
Total assets	1,012,816	979,019
Current liabilities:
Accounts payable	23,760	25,306
Accrued personnel costs	42,301	52,544
Accrued interest	4,918	2,295
Other accrued liabilities	60,771	49,486
Current portion of long-term debt	4,250	4,250
Total current liabilities	136,000	133,881
Long-term liabilities:
Long-term debt, net	552,798	558,080
Income taxes	3,015	6,590
Other	35,910	30,186
Total long-term liabilities	591,723	594,856
Total liabilities	727,723	728,737
Commitments and contingencies
Redeemable non-controlling interest in consolidated subsidiary	12,544	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 74,105 shares at June 30, 2016 (including 99 shares held in treasury)	74	74
Capital in excess of par value	731,630	728,667
Retained earnings (accumulated deficit)	(457,847)	(489,889)
Treasury stock	(1,308)	(1,001)
Total stockholders' equity	272,549	237,851
Total liabilities and stockholders' equity	$ 1,012,816	$ 979,019