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BUSINESS SEGMENT INFORMATION (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2014 | Jun. 30, 2013 | Jun. 30, 2014 Industry Segment | Jun. 30, 2013 | Dec. 31, 2013
BUSINESS SEGMENT INFORMATION [Abstract] |  |  |  |  |
Number of industry in which entity operates |  |  | 1 |  |
Number of reportable operating segments |  |  | 3 |  |
Total segment sales [Abstract] |  |  |  |  |
Net Sales | $ 99,439 | $ 93,981 | $ 182,085 | $ 157,009 |
Income from operations [Abstract] |  |  |  |  |
Income from operations | 3,714 | 1,659 | 6,595 | 232 |
Total Assets: |  |  |  |  |
Assets excluding unallocated goodwill | 457,309 |  | 457,309 |  | 308,141
Unallocated Goodwill | 37,534 |  | 37,534 |  | 0
Assets | 494,843 |  | 494,843 |  | 308,141
Power Solutions [Member] |  |  |  |  |
Total segment sales [Abstract] |  |  |  |  |
Net Sales | 7,200 |  | 7,200 |  |
Total Assets: |  |  |  |  |
Assets | 181,400 |  | 181,400 |  |
Acquired Companies [Member] |  |  |  |  |
Total segment sales [Abstract] |  |  |  |  |
Net Sales | 19,700 | 22,200 | 37,600 | 22,200 |
Reportable operating segments [Member] |  |  |  |  |
Total segment sales [Abstract] |  |  |  |  |
Net Sales | 117,923 | 106,928 | 210,160 | 178,999 |
Reportable operating segments [Member] | Acquired Companies [Member] |  |  |  |  |
Total segment sales [Abstract] |  |  |  |  |
Net Sales | 26,918 | 22,180 | 44,794 | 22,180 |
Income from operations [Abstract] |  |  |  |  |
Income from operations | 2,673 | 3,700 | 3,666 | 3,691 |
North America [Member] | Reportable operating segments [Member] |  |  |  |  |
Total segment sales [Abstract] |  |  |  |  |
Net Sales | 39,405 | 32,301 | 70,859 | 61,523 |
Income from operations [Abstract] |  |  |  |  |
Income from operations | (1,617) | (2,012) | (734) | (3,495) |
Total Assets: |  |  |  |  |
Assets excluding unallocated goodwill | 175,953 |  | 175,953 |  | 117,261
North America [Member] | Reportable operating segments [Member] | Array [Member] |  |  |  |  |
Total segment sales [Abstract] |  |  |  |  |
Net Sales | 1,903 | 0 | 3,544 | 0 |
Income from operations [Abstract] |  |  |  |  |
Income from operations | (175) | 0 | (682) | 0 |
North America [Member] | Reportable operating segments [Member] | Power Solutions [Member] |  |  |  |  |
Total segment sales [Abstract] |  |  |  |  |
Net Sales | 5,037 | 0 | 5,037 | 0 |
Income from operations [Abstract] |  |  |  |  |
Income from operations | (1,125) | 0 | (1,125) | 0 |
North America [Member] | Reportable operating segments [Member] | Acquired Companies [Member] |  |  |  |  |
Total segment sales [Abstract] |  |  |  |  |
Net Sales | 6,940 | 0 | 8,581 | 0 |
Income from operations [Abstract] |  |  |  |  |
Income from operations | (1,300) | 0 | (1,807) | 0 |
Asia [Member] | Reportable operating segments [Member] |  |  |  |  |
Total segment sales [Abstract] |  |  |  |  |
Net Sales | 61,968 | 64,036 | 111,860 | 96,760 |
Income from operations [Abstract] |  |  |  |  |
Income from operations | 4,715 | 3,776 | 6,388 | 3,112 |
Total Assets: |  |  |  |  |
Assets excluding unallocated goodwill | 202,476 |  | 202,476 |  | 148,780
Asia [Member] | Reportable operating segments [Member] | TRP [Member] |  |  |  |  |
Total segment sales [Abstract] |  |  |  |  |
Net Sales | 17,227 | 21,788 | 32,831 | 21,788 |
Income from operations [Abstract] |  |  |  |  |
Income from operations | 3,710 | 3,596 | 5,110 | 3,587 |
Asia [Member] | Reportable operating segments [Member] | Power Solutions [Member] |  |  |  |  |
Total segment sales [Abstract] |  |  |  |  |
Net Sales | 357 | 0 | 357 | 0 |
Income from operations [Abstract] |  |  |  |  |
Income from operations | (162) | 0 | (162) | 0 |
Asia [Member] | Reportable operating segments [Member] | Acquired Companies [Member] |  |  |  |  |
Total segment sales [Abstract] |  |  |  |  |
Net Sales | 17,584 | 21,788 | 33,188 | 21,788 |
Income from operations [Abstract] |  |  |  |  |
Income from operations | 3,548 | 3,596 | 4,948 | 3,587 |
Europe [Member] | Reportable operating segments [Member] |  |  |  |  |
Total segment sales [Abstract] |  |  |  |  |
Net Sales | 16,550 | 10,591 | 27,441 | 20,716 |
Income from operations [Abstract] |  |  |  |  |
Income from operations | 616 | (105) | 941 | 615 |
Total Assets: |  |  |  |  |
Assets excluding unallocated goodwill | 78,880 |  | 78,880 |  | 42,100
Europe [Member] | Reportable operating segments [Member] | TRP [Member] |  |  |  |  |
Total segment sales [Abstract] |  |  |  |  |
Net Sales | 555 | 392 | 1,186 | 392 |
Income from operations [Abstract] |  |  |  |  |
Income from operations | 128 | 104 | 228 | 104 |
Europe [Member] | Reportable operating segments [Member] | Power Solutions [Member] |  |  |  |  |
Total segment sales [Abstract] |  |  |  |  |
Net Sales | 1,839 | 0 | 1,839 | 0 |
Income from operations [Abstract] |  |  |  |  |
Income from operations | 297 | 0 | 297 | 0 |
Europe [Member] | Reportable operating segments [Member] | Acquired Companies [Member] |  |  |  |  |
Total segment sales [Abstract] |  |  |  |  |
Net Sales | 2,394 | 392 | 3,025 | 392 |
Income from operations [Abstract] |  |  |  |  |
Income from operations | 425 | 104 | 525 | 104 |
Intersegment Elimination [Member] |  |  |  |  |
Total segment sales [Abstract] |  |  |  |  |
Net Sales | $ (18,484) | $ (12,947) | $ (28,075) | $ (21,990) |

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