INCOME TAXES (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Current deferred tax assets (liabilities):
Inventories	$ 3,871	$ 1,888
Accrued vacation	912	705
Stock award	891	522
Obligation under operating leases	733	587
Other	164	137
Net current deferred tax asset	6,571	3,839
Long-term deferred tax assets (liabilities):
Goodwill	20,904	215
Depreciation	(6,178)	(6,151)
Long-term contract costs	(4,475)	(1,941)
Amortization of intangibles	(3,265)	(3,646)
Professional fees	1,852	1,946
Gain on sale of real estate	954	1,022
NOL Carryforwards	1,031	261
Other	525	(177)
Net long-term deferred tax assets (liabilities)	11,348	(8,471)
Less: valuation allowance	(18,137)	(261)
Net deferred tax assets (liabilities)	(218)	(4,893)
Increase in valuation allowance to fully reserve the U.S. net deferred tax asset	(17,876)
Federal [Abstract]
Current	(676)	7,926	5,658
Deferred	(6,066)	(109)	1,149
Provision for federal income taxes	(6,742)	7,817	6,807
State [Abstract]
Current	120	346	225
Deferred	(357)	(10)	104
Provision for state income taxes	(237)	336	329
Income Tax Reconciliation [Abstract]
Federal taxes	(22,912)	8,627	8,235
State and local taxes, net of federal benefit	(1,119)	336	329
Production deduction	0	(530)	(508)
Valuation allowance	17,718	0	0
Research and experimental and other tax credits	(634)	(300)	(665)
Other	(32)	20	(255)
(Benefit) provision for income taxes	$ (6,979)	$ 8,153	$ 7,136