Estimated Useful Life for the Intangible Assets (Detail)		6 Months Ended
		Jun. 30, 2015
Order backlog - Orbital
Intangible Assets [Line Items]
Finite-lived intangible assets		2 years
Trade name - Orbital
Intangible Assets [Line Items]
Finite-lived intangible assets		10 years
Tradename - CUI - Canada
Intangible Assets [Line Items]
Finite-lived intangible assets		3 years
Trade name - V - Infinity
Intangible Assets [Line Items]
Finite-lived intangible assets		5 years
Customer List - Orbital
Intangible Assets [Line Items]
Finite-lived intangible assets		10 years
Customer List - CUI Canada
Intangible Assets [Line Items]
Finite-lived intangible assets		7 years
Technology Rights
Intangible Assets [Line Items]
Finite-lived intangible assets	[1]	20 years
Technology-Based Asset-Know How
Intangible Assets [Line Items]
Finite-lived intangible assets		12 years
Technology -Based Asset - Software
Intangible Assets [Line Items]
Finite-lived intangible assets		10 years
Technology - Based Asset - Power
Intangible Assets [Line Items]
Finite-lived intangible assets		7 years
Patents
Intangible Assets [Line Items]
Finite-lived intangible assets	[2]
Patents Pending Technology
Intangible Assets [Line Items]
Indefinite-lived intangible assets	[3]
Software | Maximum
Intangible Assets [Line Items]
Finite-lived intangible assets	[4]	5 years
Software | Minimum
Intangible Assets [Line Items]
Finite-lived intangible assets	[4]	3 years
Other Intangible Assets
Intangible Assets [Line Items]
Finite-lived intangible assets	[5]
Tradename - CUI
Intangible Assets [Line Items]
Indefinite-lived intangible assets	[3]
Customer List - CUI
Intangible Assets [Line Items]
Indefinite-lived intangible assets	[3]

[1] Technology rights are amortized over a twenty year life or the term of the rights agreement.

[2] Patents are amortized over the life of the patent. Any patents not approved will be expensed at that time.

[3] Indefinite-lived intangible assets are reviewed annually for impairment and when circumstances suggest.

[4] Software assets are recorded at cost and include major expenditures, which increase productivity or substantially increase useful lives.

[5] Other intangible assets are amortized over their estimated useful life.