Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Oct. 01, 2016	Dec. 31, 2015
Current Assets
Cash and cash equivalents	$ 9,466	$ 5,454
Accounts receivable, net of allowance for doubtful accounts of $358 and $359 at October 1, 2016 and December 31, 2015, respectively	73,820	77,089
Inventories	129,769	115,404
Production cost of contracts	11,095	10,290
Other current assets	8,658	13,389
Assets held for sale	0	41,636
Total Current Assets	232,808	263,262
Property and equipment, net of accumulated depreciation of $138,333 and $128,533 at October 1, 2016 and December 31, 2015, respectively	98,586	96,551
Goodwill	82,554	82,554
Intangibles, net	103,835	110,621
Non-current deferred income taxes	212	324
Other assets	2,987	3,769
Total Assets	520,982	557,081
Current Liabilities
Current portion of long-term debt	5	26
Accounts payable	60,173	40,343
Accrued liabilities	30,510	36,458
Liabilities held for sale	0	6,780
Total Current Liabilities	90,688	83,607
Long-term debt, less current portion	176,618	240,661
Non-current deferred income taxes	25,871	26,528
Other long-term liabilities	16,763	18,954
Total Liabilities	309,940	369,750
Commitments and contingencies
Shareholders’ Equity
Common stock - $0.01 par value; 35,000,000 shares authorized; 11,173,659 and 11,084,318 issued at October 1, 2016 and December 31, 2015, respectively	112	111
Additional paid-in capital	76,681	75,200
Retained earnings	140,048	117,623
Accumulated other comprehensive loss	(5,799)	(5,603)
Total Shareholders’ Equity	211,042	187,331
Total Liabilities and Shareholders’ Equity	$ 520,982	$ 557,081