Joint Venture (Details) ft² in Thousands		6 Months Ended
	Dec. 28, 2013 USD ($) ft²	Jun. 30, 2015 USD ($)	Dec. 31, 2014 USD ($)
Schedule of Equity Method Investments [Line Items]
Investment in joint venture		$ 320,000	$ 320,000
Municipal City of Suqian [Member]
Schedule of Equity Method Investments [Line Items]
Joint venture, total investment	$ 500,000,000
Joint venture, agreement term	6 years
Cash contribution			$ 4,800,000
Joint Venture, ownership percentage of parent			75.00%
Joint venture, cash contribution, minority interest			$ 1,600,000
Joint venture, ownership percentage of minority interest			25.00%
Expected cash contribution		$ 32,500,000
Expected ownership percentage of parent		80.00%
Intellectual property contribution to joint venture	$ 77,000,000
Intellectual property contribution to joint venture, percent	60.00%
Required contribution	$ 130,000,000
Appraised value of intellectual property	$ 65,000,000
Appraised value of intellectual property, premium	20.00%
Cash and property contribution to joint venture, percent	40.00%
Square footage of contributed property | ft²	331
Joint venture, right to purchase assets, term	5 years
Joint venture, future buy-out cost ratio to initial cash investment	1.5
Investment in joint venture			$ 320,000
Municipal City of Suqian [Member] | Ascent Solar Technology [Member]
Schedule of Equity Method Investments [Line Items]
Joint venture, total investment	$ 130,000,000
Municipal City of Suqian [Member] | Suqian [Member]
Schedule of Equity Method Investments [Line Items]
Joint venture, total investment	$ 32,000,000