Expiration on 08/31/13 [Member] | Expiration on 08/31/13 [Member] | Expiration on 08/31/13 [Member] | Expiration on 08/31/13 [Member] | Expiration on 08/31/13 [Member] | Expiration on 09/29/13 [Member] | Expiration on 09/29/13 [Member] | Expiration on 09/29/13 [Member] | Expiration on 09/29/13 [Member] | Expiration on 09/29/13 [Member] | Expiration on 10/31/13 [Member] | Expiration on 10/31/13 [Member] | Expiration on 10/31/13 [Member] | Expiration on 10/31/13 [Member] | Expiration on 10/31/13 [Member] | Expiration on 11/30/13 [Member] | Expiration on 11/30/13 [Member] | Expiration on 11/30/13 [Member] | Expiration on 11/30/13 [Member] | Expiration on 11/30/13 [Member] | Expiration on 12/23/13 [Member] | Expiration on 12/23/13 [Member] | Expiration on 12/23/13 [Member] | Expiration on 12/23/13 [Member] | Expiration on 12/23/13 [Member] | Expiration on 12/25/13 [Member] | Expiration on 12/25/13 [Member] | Expiration on 12/30/13 [Member] | Expiration on 12/30/13 [Member] | Expiration on 12/30/13 [Member] | Expiration on 12/30/13 [Member] | Expiration on 12/30/13 [Member] | Expiration on 01/02/14 [Member] | Expiration on 01/02/14 [Member] | Expiration on 01/02/14 [Member] | Expiration on 01/02/14 [Member] | Expiration on 01/02/14 [Member] | Expiration on 01/02/14 [Member] | Expiration on 03/01/14 [Member] | Expiration on 03/01/14 [Member] | Expiration on 03/01/14 [Member] | Expiration on 03/01/14 [Member] | Expiration on 03/01/14 [Member] | Expiration on 03/01/14 [Member] | Expiration on 03/31/14 [Member] | Expiration on 03/31/14 [Member] | Expiration on 03/31/14 [Member] | Expiration on 03/31/14 [Member] | Expiration on 03/31/14 [Member] | Expiration on 03/31/14 [Member] | Expiration on 04/28/14 [Member] | Expiration on 04/28/14 [Member] | Expiration on 04/28/14 [Member] | Expiration on 04/28/14 [Member] | Expiration on 04/28/14 [Member] | Expiration on 04/28/14 [Member] | Expiration on 05/17/14 [Member] | Expiration on 05/17/14 [Member] | Expiration on 05/17/14 [Member] | Expiration on 06/29/14 [Member] | Expiration on 06/29/14 [Member] | Expiration on 06/29/14 [Member] | Expiration on 08/31/14 [Member] | Expiration on 08/31/14 [Member] | Expiration on 08/31/14 [Member] | Expiration on 08/31/14 [Member] | Expiration on 08/31/14 [Member] | Expiration on 08/31/14 [Member] | Expiration on 10/19/14 [Member] | Expiration on 10/19/14 [Member] | Expiration on 10/19/14 [Member] | Expiration on 10/19/14 [Member] | Expiration on 10/19/14 [Member] | Expiration on 10/19/14 [Member] | Expiration on 12/23/14 [Member] | Expiration on 12/23/14 [Member] | Expiration on 12/23/14 [Member] | Expiration on 03/20/15 [Member] | Expiration on 03/20/15 [Member] | Expiration on 03/20/15 [Member] | Expiration on 03/21/15 [Member] | Expiration on 03/21/15 [Member] | Expiration on 05/29/15 [Member] | Expiration on 05/29/15 [Member] | Expiration on 05/29/15 [Member] | Expiration on 05/30/15 [Member] | Expiration on 05/30/15 [Member] | Expiration on 05/30/15 [Member] | Expiration on 06/04/15 [Member] | Expiration on 06/04/15 [Member] | Expiration on 06/04/15 [Member] | Expiration on 06/18/15 [Member] | Expiration on 06/18/15 [Member] | Expiration on 06/18/15 [Member] | Expiration on 06/25/15 [Member] | Expiration on 06/25/15 [Member] | Expiration on 06/25/15 [Member] | Expiration on 06/29/15 [Member] | Expiration on 06/29/15 [Member] | Expiration on 06/29/15 [Member] | Expiration on 07/27/15 [Member] | Expiration on 07/27/15 [Member] | Expiration on 07/27/15 [Member] | Expiration on 07/31/15 [Member] | Expiration on 07/31/15 [Member] | Expiration on 07/31/15 [Member] | Expiration on 11/09/15 [Member] | Expiration on 11/09/15 [Member] | Expiration on 11/09/15 [Member] | Expiration on 11/20/15 [Member] | Expiration on 11/20/15 [Member] | Expiration on 11/20/15 [Member] | Expiration on 11/21/15 [Member] | Expiration on 11/21/15 [Member] | Expiration on 11/21/15 [Member] | Expiration on 11/29/15 [Member] | Expiration on 11/29/15 [Member] | Expiration on 11/29/15 [Member] | Expiration on 12/04/15 [Member] | Expiration on 12/04/15 [Member] | Expiration on 12/04/15 [Member] | Expiration on 12/10/15 [Member] | Expiration on 12/10/15 [Member] | Expiration on 12/10/15 [Member] | Expiration on 12/31/15 [Member] | Expiration on 12/31/15 [Member] | Expiration on 12/31/15 [Member] | Expiration on 01/08/16 [Member] | Expiration on 01/08/16 [Member] | Expiration on 01/09/16 [Member] | Expiration on 01/09/16 [Member] | Expiration on 01/11/16 [Member] | Expiration on 01/11/16 [Member] | Expiration on 01/14/16 [Member] | Expiration on 01/14/16 [Member] | Expiration on 01/22/16 [Member] | Expiration on 01/22/16 [Member] | Expiration on 01/31/16 [Member] | Expiration on 01/31/16 [Member] | Expiration on 02/04/16 [Member] | Expiration on 02/04/16 [Member] | Expiration on 02/05/16 [Member] | Expiration on 02/05/16 [Member] | Expiration on 11/22/12 [Member] | Expiration on 11/22/12 [Member] | Expiration on 11/22/12 [Member] | Expiration on 11/22/12 [Member] | Expiration on 02/15/16 [Member] | Expiration on 02/15/16 [Member] | Expiration on 03/04/16 [Member] | Expiration on 03/04/16 [Member] | Expiration on 03/06/16 [Member] | Expiration on 03/06/16 [Member] | Expiration on 03/13/16 [Member] | Expiration on 03/13/16 [Member] | Expiration on 03/22/16 [Member] | Expiration on 03/22/16 [Member] | Expiration on 04/02/16 [Member] | Expiration on 04/02/16 [Member] | Expiration on 04/04/16 [Member] | Expiration on 04/04/16 [Member] | Expiration on 04/11/16 [Member] | Expiration on 04/11/16 [Member] | Expiration on 04/12/16 [Member] | Expiration on 04/12/16 [Member] | Expiration on 04/17/16 [Member] | Expiration on 04/17/16 [Member] | Expiration on 04/29/16 [Member] | Expiration on 04/29/16 [Member] | Expiration on 04/30/16 [Member] | Expiration on 04/30/16 [Member] | Expiration on 05/13/16 [Member] | Expiration on 05/13/16 [Member] | Expiration on 05/24/16 [Member] | Expiration on 05/24/16 [Member] | Expiration on 06/07/16 [Member] | Expiration on 06/07/16 [Member] | Expiration on 06/13/16 [Member] | Expiration on 06/13/16 [Member] | Expiration on 06/24/16 [Member] | Expiration on 06/24/16 [Member] | Expiration on 06/25/16 [Member] | Expiration on 06/25/16 [Member] | Expiration on 06/28/16 [Member] | Expiration on 06/28/16 [Member] | Expiration on 07/24/16 [Member] | Expiration on 07/24/16 [Member] | Expiration on 08/15/16 Grant 1 [Member] | Expiration on 08/15/16 Grant 1 [Member] | Expiration on 08/15/16 Grant 1 [Member] | Expiration on 08/15/16 Grant 2 [Member] | Expiration on 08/15/16 Grant 2 [Member] | Expiration on 08/21/16 [Member] | Expiration on 08/21/16 [Member] | Expiration on 08/30/16 [Member] | Expiration on 08/30/16 [Member] | Expiration on 09/03/16 [Member] | Expiration on 09/03/16 [Member] | Expiration on 09/13/16 [Member] | Expiration on 09/13/16 [Member] | Expiration on 11/05/16 [Member] | Expiration on 11/05/16 [Member] | Expiration on 11/15/16 [Member] | Expiration on 11/15/16 [Member] | Expiration on 10/01/17 Grant 1 [Member] | Expiration on 10/01/17 Grant 1 [Member] | Expiration on 10/01/17 Grant 1 [Member] | Expiration on 10/01/17 Grant 2 [Member] | Expiration on 10/01/17 Grant 2 [Member] | Expiration on 10/01/17 Grant 2 [Member] | Expiration on 10/01/17 Grant 3 [Member] | Expiration on 10/01/17 Grant 3 [Member] | Expiration on 10/01/17 Grant 3 [Member] | Expiration on 10/01/17 Grant 4 [Member] | Expiration on 10/01/17 Grant 4 [Member] | Expiration on 10/01/17 Grant 4 [Member] | Expiration on 10/01/17 Grant 5 [Member] | Expiration on 10/01/17 Grant 5 [Member] | Expiration on 10/01/17 Grant 5 [Member] | Expiration on 10/01/17 Grant 6 [Member] | Expiration on 10/01/17 Grant 6 [Member] | Expiration on 10/01/17 Grant 6 [Member] | Expiration on 02/22/12 [Member] | Expiration on 02/22/12 [Member] | Expiration on 08/13/12 [Member] | Expiration on 08/13/12 [Member] | Expiration on 08/13/12 [Member] | Expiration on 09/30/12 [Member] | Expiration on 09/30/12 [Member] | Expiration on 10/22/12 [Member] | Expiration on 10/22/12 [Member] | Expiration on 12/25/12 [Member] | Expiration on 12/25/12 [Member] | Expiration on 12/25/12 [Member] | Expiration on 05/17/14 [Member] | Expiration on 05/17/14 [Member] | Expiration on 05/17/14 [Member] | Expiration on 06/29/14 [Member] | Expiration on 06/29/14 [Member] | Expiration on 06/29/14 [Member] | Expiration on 03/20/15 [Member] | Expiration on 03/20/15 [Member] | Expiration on 03/21/15 [Member] | Expiration on 03/21/15 [Member] | Expiration on 05/29/15 [Member] | Expiration on 05/29/15 [Member] | Expiration on 05/30/15 [Member] | Expiration on 05/30/15 [Member] | Expiration on 06/04/15 [Member] | Expiration on 06/04/15 [Member] | Expiration on 06/18/15 [Member] | Expiration on 06/18/15 [Member] | Expiration on 06/25/15 [Member] | Expiration on 06/25/15 [Member] | Expiration on 06/29/15 [Member] | Expiration on 06/29/15 [Member] | Expiration on 07/27/15 [Member] | Expiration on 07/27/15 [Member] | Expiration on 07/31/15 [Member] | Expiration on 07/31/15 [Member] | Expiration on 11/09/15 [Member] | Expiration on 11/09/15 [Member] | Expiration on 11/20/15 [Member] | Expiration on 11/20/15 [Member] | Expiration on 11/21/15 [Member] | Expiration on 11/21/15 [Member] | Expiration on 11/29/15 [Member] | Expiration on 11/29/15 [Member] | Expiration on 12/04/15 [Member] | Expiration on 12/04/15 [Member] | Expiration on 12/10/15 [Member] | Expiration on 12/10/15 [Member] | Expiration on 12/31/15 [Member] | Expiration on 12/31/15 [Member] | Expiration on 08/15/16 [Member] | Expiration on 08/15/16 [Member] | Expiration on 10/01/17 Grant 1 [Member] | Expiration on 10/01/17 Grant 1 [Member] | Expiration on 10/01/17 Grant 2 [Member] | Expiration on 10/01/17 Grant 2 [Member] | Expiration on 10/01/17 Grant 3 [Member] | Expiration on 10/01/17 Grant 3 [Member] | Expiration on 10/01/17 Grant 4 [Member] | Expiration on 10/01/17 Grant 4 [Member] | Expiration on 10/01/17 Grant 5 [Member] | Expiration on 10/01/17 Grant 5 [Member] | Expiration on 10/01/17 Grant 6 [Member] | Expiration on 10/01/17 Grant 6 [Member] | Beginning Period [Member] | Beginning Period [Member] | Ending Period [Member] | Ending Period [Member] |
Beginning Period [Member] | Beginning Period [Member] | Ending Period [Member] | | | Beginning Period [Member] | Beginning Period [Member] | Ending Period [Member] | | | Beginning Period [Member] | Beginning Period [Member] | Ending Period [Member] | | | Beginning Period [Member] | Beginning Period [Member] | Ending Period [Member] | | | Beginning Period [Member] | Beginning Period [Member] | Ending Period [Member] | | | Beginning Period [Member] | | Beginning Period [Member] | Beginning Period [Member] | Ending Period [Member] | | | Beginning Period [Member] | Beginning Period [Member] | Ending Period [Member] | Ending Period [Member] | | | Beginning Period [Member] | Beginning Period [Member] | Ending Period [Member] | Ending Period [Member] | | | Beginning Period [Member] | Beginning Period [Member] | Ending Period [Member] | Ending Period [Member] | | | Beginning Period [Member] | Beginning Period [Member] | Ending Period [Member] | Ending Period [Member] | | | Beginning Period [Member] | Ending Period [Member] | | Beginning Period [Member] | Ending Period [Member] | | Beginning Period [Member] | Beginning Period [Member] | Ending Period [Member] | Ending Period [Member] | | | Beginning Period [Member] | Beginning Period [Member] | Ending Period [Member] | Ending Period [Member] | | | Beginning Period [Member] | Ending Period [Member] | | Beginning Period [Member] | Ending Period [Member] | | Beginning Period [Member] | | Beginning Period [Member] | Ending Period [Member] | | Beginning Period [Member] | Ending Period [Member] | | Beginning Period [Member] | Ending Period [Member] | | Beginning Period [Member] | Ending Period [Member] | | Beginning Period [Member] | Ending Period [Member] | | Beginning Period [Member] | Ending Period [Member] | | Beginning Period [Member] | Ending Period [Member] | | Beginning Period [Member] | Ending Period [Member] | | Beginning Period [Member] | Ending Period [Member] | | Beginning Period [Member] | Ending Period [Member] | | Beginning Period [Member] | Ending Period [Member] | | Beginning Period [Member] | Ending Period [Member] | | Beginning Period [Member] | Ending Period [Member] | | Beginning Period [Member] | Ending Period [Member] | | Beginning Period [Member] | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Beginning Period [Member] | Ending Period [Member] | | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Beginning Period [Member] | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Beginning Period [Member] | Ending Period [Member] | | Beginning Period [Member] | Ending Period [Member] | | Beginning Period [Member] | Ending Period [Member] | | Beginning Period [Member] | Ending Period [Member] | | Beginning Period [Member] | Ending Period [Member] | | Beginning Period [Member] | Ending Period [Member] | | Beginning Period [Member] | | Beginning Period [Member] | | | Beginning Period [Member] | | Beginning Period [Member] | | Beginning Period [Member] | Ending Period [Member] | | Beginning Period [Member] | Ending Period [Member] | | Beginning Period [Member] | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | Ending Period [Member] | | | | | |