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FINANCIAL STATEMENT SCHEDULE I (STATEMENT OF CHANGES IN EQUITY) (Details) - USD ($) | 1 Months Ended | 12 Months Ended
--- | --- | ---
Feb. 28, 2015 | May. 31, 2014 | Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |
Balance |  |  | $ 206,768,070 | $ 137,326,561 | $ 340,877,413
Net income (loss) |  |  | 12,956,889 | 16,649,176 | (70,943,484)
Share-based compensation |  |  | 3,687,951 | 1,792,819 | 1,881,401
Options Exercised |  |  | $ 275,783 | 37,080 | 135,171
Options Exercised, shares |  |  | 1,115,625 |  |
Repurchase of Stock |  |  | $ (1,350,164) |  |
Deconsolidation of Nanjing Daqo New Energy Co., Ltd |  |  |  |  | 9,980,051
Follow-on equity offering, net of issuance costs of $3,375,553 and $2,033,041 for the year ended December 31,2014 and 2015 respectively | $ 28,000,000 | $ 54,600,000 | 27,996,959 | 54,624,447 |
Follow-on equity offering, net of issuance costs of $3,375,553 and $2,033,041 for the year ended December 31,2014 and 2015 respectively, shares | 38,500,000 | 50,000,000 |  |  |
Capital injection from noncontrolling shareholders |  |  | 2,516,457 |  |
Balance |  |  | 241,656,490 | 206,768,070 | 137,326,561
Ordinary shares [Member] |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |
Balance |  |  | $ 22,358 | $ 17,343 | $ 17,288
Balance, shares |  |  | 223,577,853 | 173,427,853 | 172,877,433
Share-based compensation |  |  |  |  |
Options Exercised |  |  | $ 112 | $ 15 | $ 55
Options Exercised, shares |  |  | 1,115,625 | 150,000 | 550,420
Repurchase of Stock |  |  |  |  |
Repurchase of Stock, shares |  |  | (2,356,900) |  |
Deconsolidation of Nanjing Daqo New Energy Co., Ltd |  |  |  |  |
Follow-on equity offering, net of issuance costs of $3,375,553 and $2,033,041 for the year ended December 31,2014 and 2015 respectively |  |  | $ 3,850 | $ 5,000 |
Follow-on equity offering, net of issuance costs of $3,375,553 and $2,033,041 for the year ended December 31,2014 and 2015 respectively, shares |  |  | 38,500,000 | 50,000,000 |
Capital injection from noncontrolling shareholders |  |  |  |  |
Balance |  |  | $ 26,320 | $ 22,358 | $ 17,343
Balance, shares |  |  | 260,836,578 | 223,577,853 | 173,427,853
Treasury Stock [Member] |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |
Balance |  |  | $ (398,672) | $ (398,672) | $ (494,928)
Share-based compensation |  |  |  |  |
Options Exercised |  |  |  |  | $ 96,256
Repurchase of Stock |  |  | $ (1,350,164) |  |
Deconsolidation of Nanjing Daqo New Energy Co., Ltd |  |  |  |  |
Follow-on equity offering, net of issuance costs of $3,375,553 and $2,033,041 for the year ended December 31,2014 and 2015 respectively |  |  |  |  |
Capital injection from noncontrolling shareholders |  |  |  |  |
Balance |  |  | $ (1,748,836) | $ (398,672) | $ (398,672)
Additional paid in capital [Member] |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |
Balance |  |  | 203,125,494 | 146,676,163 | 144,755,902
Share-based compensation |  |  | 3,687,951 | 1,792,819 | 1,881,401
Options Exercised |  |  | $ 275,671 | 37,065 | $ 38,860
Repurchase of Stock |  |  |  |  |
Deconsolidation of Nanjing Daqo New Energy Co., Ltd |  |  |  |  |
Follow-on equity offering, net of issuance costs of $3,375,553 and $2,033,041 for the year ended December 31,2014 and 2015 respectively |  |  | $ 27,993,109 | 54,619,447 |
Capital injection from noncontrolling shareholders |  |  | 1,275,845 |  |
Balance |  |  | 236,358,070 | 203,125,494 | $ 146,676,163
Retained earnings (accumulated losses) [Member] |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |
Balance |  |  | $ (16,018,293) | $ (32,667,469) | $ 38,276,015
Share-based compensation |  |  |  |  |
Options Exercised |  |  |  |  |
Repurchase of Stock |  |  |  |  |
Deconsolidation of Nanjing Daqo New Energy Co., Ltd |  |  |  |  |
Follow-on equity offering, net of issuance costs of $3,375,553 and $2,033,041 for the year ended December 31,2014 and 2015 respectively |  |  |  |  |
Capital injection from noncontrolling shareholders |  |  |  |  |
Balance |  |  | $ (3,061,404) | $ (16,018,293) | $ (32,667,469)
Accumulated other comprehensive income [Member] |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |
Balance |  |  | $ 20,037,183 | $ 23,699,196 | $ 19,551,006
Share-based compensation |  |  |  |  |
Options Exercised |  |  |  |  |
Repurchase of Stock |  |  |  |  |
Deconsolidation of Nanjing Daqo New Energy Co., Ltd |  |  |  |  |
Follow-on equity offering, net of issuance costs of $3,375,553 and $2,033,041 for the year ended December 31,2014 and 2015 respectively |  |  |  |  |
Capital injection from noncontrolling shareholders |  |  |  |  |
Balance |  |  | $ 8,780,313 | $ 20,037,183 | $ 23,699,196
Parent Company [Member] |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |
Balance |  |  | 206,768,070 | 137,326,561 | 202,105,283
Net income (loss) |  |  | 12,956,889 | 16,649,176 | (70,943,484)
Other comprehensive income |  |  | (11,256,870) | (3,662,013) | 4,148,190
Share-based compensation |  |  | 3,687,951 | 1,792,819 | 1,881,401
Options Exercised |  |  | 275,783 | $ 37,080 | 135,171
Repurchase of Stock |  |  | $ (1,350,164) |  |
Deconsolidation of Daqo New Material Co., Ltd. |  |  |  |  |
Follow-on equity offering, net of issuance costs of $3,375,553 and $2,033,041 for the year ended December 31,2014 and 2015 respectively |  |  | $ 27,996,959 | $ 54,624,447 |
Capital injection from noncontrolling shareholders |  |  | 1,275,845 |  |
Balance |  |  | 240,354,463 | 206,768,070 | 137,326,561
Parent Company [Member] | Ordinary shares [Member] |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |
Balance |  |  | $ 22,358 | $ 17,343 | $ 17,288
Balance, shares |  |  | 223,577,853 | 173,427,853 | 172,877,433
Net income (loss) |  |  |  |  |
Other comprehensive income |  |  |  |  |
Share-based compensation |  |  |  |  |
Options Exercised |  |  | $ 112 | $ 15 | $ 55
Options Exercised, shares |  |  | 1,115,625 | 150,000 | 550,420
Repurchase of Stock, shares |  |  | (2,356,900) |  |
Deconsolidation of Daqo New Material Co., Ltd. |  |  |  |  |
Follow-on equity offering, net of issuance costs of $3,375,553 and $2,033,041 for the year ended December 31,2014 and 2015 respectively |  |  | $ 3,850 | $ 5,000 |
Follow-on equity offering, net of issuance costs of $3,375,553 and $2,033,041 for the year ended December 31,2014 and 2015 respectively, shares |  |  | 38,500,000 | 50,000,000 |
Balance |  |  | $ 26,320 | $ 22,358 | $ 17,343
Balance, shares |  |  | 260,836,578 | 223,577,853 | 173,427,853
Parent Company [Member] | Treasury Stock [Member] |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |
Balance |  |  | $ (398,672) | $ (398,672) | $ (494,928)
Net income (loss) |  |  |  |  |
Other comprehensive income |  |  |  |  |
Share-based compensation |  |  |  |  |
Options Exercised |  |  |  |  | 96,256
Repurchase of Stock |  |  | $ (1,350,164) |  |
Deconsolidation of Daqo New Material Co., Ltd. |  |  |  |  |
Balance |  |  | $ (1,748,836) | $ (398,672) | (398,672)
Parent Company [Member] | Additional paid in capital [Member] |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |
Balance |  |  | $ 203,125,494 | $ 146,676,163 | 144,755,902
Net income (loss) |  |  |  |  |
Other comprehensive income |  |  |  |  |
Share-based compensation |  |  | $ 3,687,951 | $ 1,792,819 | 1,881,401
Options Exercised |  |  | $ 275,671 | $ 37,065 | 38,860
Deconsolidation of Daqo New Material Co., Ltd. |  |  |  |  |
Follow-on equity offering, net of issuance costs of $3,375,553 and $2,033,041 for the year ended December 31,2014 and 2015 respectively |  |  | $ 27,993,109 | $ 54,619,447 |
Capital injection from noncontrolling shareholders |  |  | 1,275,845 |  |
Balance |  |  | 236,358,070 | 203,125,494 | 146,676,163
Parent Company [Member] | Retained earnings (accumulated losses) [Member] |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |
Balance |  |  | (16,018,293) | (32,667,469) | 38,276,015
Net income (loss) |  |  | $ 12,956,889 | $ 16,649,176 | (70,943,484)
Other comprehensive income |  |  |  |  |
Share-based compensation |  |  |  |  |
Options Exercised |  |  |  |  |
Deconsolidation of Daqo New Material Co., Ltd. |  |  |  |  |
Balance |  |  | $ 3,061,404 | $ (16,018,293) | (32,667,469)
Parent Company [Member] | Accumulated other comprehensive income [Member] |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |
Balance |  |  | $ 20,037,183 | $ 23,699,196 | 19,551,006
Net income (loss) |  |  |  |  |
Other comprehensive income |  |  | $ (11,256,870) | $ (3,662,013) | 4,148,190
Share-based compensation |  |  |  |  |
Options Exercised |  |  |  |  |
Deconsolidation of Daqo New Material Co., Ltd. |  |  |  |  |
Balance |  |  | $ 8,780,313 | $ 20,037,183 | $ 23,699,196

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