Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Current Assets:
Cash and cash equivalents	$ 37,251	$ 41,449
Accounts receivable	100,279	96,174
Unbilled receivables	4,302	3,286
Inventories	159,303	154,503
Production cost of contracts	19,952	18,711
Deferred income taxes	12,245	12,020
Other current assets	11,975	14,648
Total Current Assets	345,307	340,791
Property and Equipment, Net	99,443	98,477
Goodwill	161,940	163,845
Intangibles	182,103	187,854
Other Assets	15,842	17,120
Total Assets	804,635	808,087
Current Liabilities:
Current portion of long-term debt	1,941	1,960
Accounts payable	55,799	60,675
Accrued liabilities	50,914	53,823
Total Current Liabilities	108,654	116,458
Long-Term Debt, Less Current Portion	389,317	390,280
Deferred Income Taxes	68,311	72,043
Other Long-Term Liabilities	24,993	25,022
Total Liabilities	591,275	603,803
Commitments and Contingencies
Shareholders' Equity:
Common stock	107	107
Treasury stock	(1,924)	(1,924)
Additional paid-in capital	65,557	64,378
Retained earnings	156,945	149,048
Accumulated other comprehensive loss	(7,325)	(7,325)
Total Shareholders' Equity	213,360	204,284
Liabilities and Equity, Total	$ 804,635	$ 808,087