Organization and Business	6 Months Ended
Jun. 30, 2014
Organization and Business [Abstract]
Organization and Business	1. Organization and Business The Blended Strategies Portfolio (the “Fund”) is a series of Graham Alternative Investment Fund II LLC (“GAIF II”), a Delaware Series Limited Liability Company established through an amendment to the certificate of formation, effective March 28, 2013. GAIF II has two other series in addition to the Fund, Systematic Strategies Portfolio, and Discretionary Strategies Portfolio. There are no investors in the Discretionary Strategies Portfolio and as of June 30, 2014 GAIF II closed the Discretionary Strategies Portfolio. Prior to March 28, 2013, GAIF II was organized as a Delaware Limited Liability Company which was formed on May 18, 2006 and commenced operations on August 1, 2006. Comparative information contained within these consolidated financial statements for periods prior to March 28, 2013 represent the data pertaining solely to the Blended Strategies Portfolio. GAIF II is registered as a commodity pool with the U.S. Commodity Futures Trading Commission. As a Series Limited Liability Company each series is legally segregated, and the assets associated with each series are held separately and accounted for in separate and distinct records from the assets of any other series of GAIF II. The debts, liabilities, obligations and expenses incurred, contracted for or otherwise existing with respect to a particular series are enforceable against the assets of such series only, and not against the assets of GAIF II generally or any other series thereof. Further, none of the debts, liabilities, obligations and expenses incurred, contracted for or otherwise existing with respect to GAIF II are enforceable against the assets of any other series. The Fund offers members Class 0 and Class 2 units. Graham Alternative Investment Ltd. (“GAI”) is a British Virgin Islands business company which was formed on June 1, 2006 and commenced operations on August 1, 2006. The Fund invests all of its assets dedicated to trading in Graham Alternative Investment Trading LLC (“GAIT”), a Delaware Limited Liability Company which was formed on May 18, 2006 and commenced operations on August 1, 2006 through an investment in GAI’s Blended Strategies Portfolio. GAIT invests in various master trading vehicles (“Master Funds”), all of which are managed by Graham Capital Management, L.P. (the “Advisor” or “Manager”). The Fund is the sole owner of GAI’s Blended Strategies Portfolio and GAI’s Blended Strategies Portfolio invests all of its assets into GAIT. The Manager is the director of GAI and the sole investment advisor of GAI, GAIT and the Fund. The Manager is registered as a Commodity Pool Operator and Commodity Trading Advisor with the U.S. Commodity Futures Trading Commission and is a member of the National Futures Association. The Manager is also registered as a Registered Investment Advisor with the Securities and Exchange Commission. The Fund’s Units are registered under the Securities Exchange Act of 1934. The investment objective of the Fund is to achieve long-term capital appreciation through professionally managed trading in both U.S. and foreign markets primarily in futures contracts, forwards contracts, spot currency contracts, and associated derivative instruments, such as options and swaps, through its investment in GAIT, which in turn invests in various Master Funds. The Master Funds seek to profit from opportunities in the global financial markets, including interest rate futures, foreign exchange, global stock indices and energy, metals and agricultural futures, as professionally managed multi-strategy investment vehicles. Each of the investment programs consists of multiple trading strategies of the Manager, which the Manager has combined in an effort to diversify the Fund’s investment exposure and to make the Fund’s performance returns less volatile and more consistently profitable. SEI Global Services, Inc. (“SEI”) is the Fund’s independent administrator and transfer agent. SEI is responsible for certain matters pertaining to the administration of the Fund. The Fund will terminate on December 31, 2050 or at an earlier date if certain conditions occur as outlined in the Limited Liability Company Agreement (“LLC Agreement”). The performance of the Fund is directly affected by the performance of GAIT; therefore these consolidated financial statements should be read in conjunction with the attached financial statements of GAIT. Duties of the Manager Subject to the terms and conditions of the LLC Agreement, the Manager has complete and exclusive responsibility for managing and administering the affairs of the Fund and for directing the investment and reinvestment of the assets of the Fund and GAIT.

1. Organization and Business

The Blended Strategies Portfolio (the “Fund”) is a series of Graham Alternative Investment Fund II LLC (“GAIF II”), a Delaware Series Limited Liability Company established through an amendment to the certificate of formation, effective March 28, 2013. GAIF II has two other series in addition to the Fund, Systematic Strategies Portfolio, and Discretionary Strategies Portfolio. There are no investors in the Discretionary Strategies Portfolio and as of June 30, 2014 GAIF II closed the Discretionary Strategies Portfolio. Prior to March 28, 2013, GAIF II was organized as a Delaware Limited Liability Company which was formed on May 18, 2006 and commenced operations on August 1, 2006. Comparative information contained within these consolidated financial statements for periods prior to March 28, 2013 represent the data pertaining solely to the Blended Strategies Portfolio. GAIF II is registered as a commodity pool with the U.S. Commodity Futures Trading Commission.

As a Series Limited Liability Company each series is legally segregated, and the assets associated with each series are held separately and accounted for in separate and distinct records from the assets of any other series of GAIF II. The debts, liabilities, obligations and expenses incurred, contracted for or otherwise existing with respect to a particular series are enforceable against the assets of such series only, and not against the assets of GAIF II generally or any other series thereof. Further, none of the debts, liabilities, obligations and expenses incurred, contracted for or otherwise existing with respect to GAIF II are enforceable against the assets of any other series.

The Fund offers members Class 0 and Class 2 units. Graham Alternative Investment Ltd. (“GAI”) is a British Virgin Islands business company which was formed on June 1, 2006 and commenced operations on August 1, 2006. The Fund invests all of its assets dedicated to trading in Graham Alternative Investment Trading LLC (“GAIT”), a Delaware Limited Liability Company which was formed on May 18, 2006 and commenced operations on August 1, 2006 through an investment in GAI’s Blended Strategies Portfolio. GAIT invests in various master trading vehicles (“Master Funds”), all of which are managed by Graham Capital Management, L.P. (the “Advisor” or “Manager”). The Fund is the sole owner of GAI’s Blended Strategies Portfolio and GAI’s Blended Strategies Portfolio invests all of its assets into GAIT. The Manager is the director of GAI and the sole investment advisor of GAI, GAIT and the Fund. The Manager is registered as a Commodity Pool Operator and Commodity Trading Advisor with the U.S. Commodity Futures Trading Commission and is a member of the National Futures Association. The Manager is also registered as a Registered Investment Advisor with the Securities and Exchange Commission. The Fund’s Units are registered under the Securities Exchange Act of 1934.

The investment objective of the Fund is to achieve long-term capital appreciation through professionally managed trading in both U.S. and foreign markets primarily in futures contracts, forwards contracts, spot currency contracts, and associated derivative instruments, such as options and swaps, through its investment in GAIT, which in turn invests in various Master Funds. The Master Funds seek to profit from opportunities in the global financial markets, including interest rate futures, foreign exchange, global stock indices and energy, metals and agricultural futures, as professionally managed multi-strategy investment vehicles. Each of the investment programs consists of multiple trading strategies of the Manager, which the Manager has combined in an effort to diversify the Fund’s investment exposure and to make the Fund’s performance returns less volatile and more consistently profitable.

SEI Global Services, Inc. (“SEI”) is the Fund’s independent administrator and transfer agent. SEI is responsible for certain matters pertaining to the administration of the Fund.

The Fund will terminate on December 31, 2050 or at an earlier date if certain conditions occur as outlined in the Limited Liability Company Agreement (“LLC Agreement”).

The performance of the Fund is directly affected by the performance of GAIT; therefore these consolidated financial statements should be read in conjunction with the attached financial statements of GAIT.

Duties of the Manager

Subject to the terms and conditions of the LLC Agreement, the Manager has complete and exclusive responsibility for managing and administering the affairs of the Fund and for directing the investment and reinvestment of the assets of the Fund and GAIT.