Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 29, 2018	Sep. 30, 2017
Current assets
Cash and cash equivalents	$ 71,804	$ 108,733
Accounts receivable, net of allowance for doubtful accounts of $5,004 and $5,371, respectively	122,243	123,994
Unbilled accounts receivable, net	70,474	76,914
Inventories, net	139,109	127,728
Prepaid expenses and other current assets	24,572	19,880
Total current assets	428,202	457,249
Property and equipment, net	90,269	99,930
Goodwill	369,275	369,762
Intangible assets, net	246,138	255,079
Other long-term assets	2,263	4,116
Deferred income taxes	3,249	3,556
Total assets	1,139,396	1,189,692
Current liabilities
Current maturities of long-term debt, net	32,738	39,095
Accounts payable	47,886	47,515
Accrued payroll and related costs	43,554	49,434
Advance payments from customers	80,131	76,712
Accrued warranty costs	5,418	6,018
Accrued income taxes	4,928	4,464
Accrued dividends	5,312	5,278
Other accrued liabilities	19,146	18,873
Total current liabilities	239,113	247,389
Long-term debt, less current maturities, net	355,640	418,544
Deferred income taxes	46,482	74,981
Non-current accrued income taxes	6,158	5,855
Defined benefit pension plan obligation	9,177	8,588
Other long-term liabilities	4,894	5,558
Total liabilities	661,464	760,915
Shareholders' Equity
Common stock, $0.25 par value; 64,000 shares authorized: 17,856 and 17,760 shares issued and outstanding as of September 29, 2018 and September 30, 2017, respectively	4,464	4,440
Additional paid-in capital	171,407	163,632
Retained earnings	300,585	261,258
Accumulated other comprehensive income (loss)	1,476	(553)
Total shareholders' equity	477,932	428,777
Total liabilities and shareholders' equity	$ 1,139,396	$ 1,189,692