| Publisher | FASB | http://fasb.org/us-gaap/role/ref/legacyRef |
| Name | Accounting Standards Codification | http://fasb.org/us-gaap/role/ref/legacyRef |
| Topic | 922 | http://fasb.org/us-gaap/role/ref/legacyRef |
| URI | http://asc.fasb.org/topic&trid=2127477 | http://fasb.org/us-gaap/role/ref/legacyRef |
| Publisher | FASB | http://www.xbrl.org/2003/role/disclosureRef |
| Name | Accounting Standards Codification | http://www.xbrl.org/2003/role/disclosureRef |
| Topic | 928 | http://www.xbrl.org/2003/role/disclosureRef |
| URI | http://asc.fasb.org/topic&trid=2123672 | http://www.xbrl.org/2003/role/disclosureRef |
| Publisher | FASB | http://www.xbrl.org/2003/role/disclosureRef |
| Name | Accounting Standards Codification | http://www.xbrl.org/2003/role/disclosureRef |
| Topic | 920 | http://www.xbrl.org/2003/role/disclosureRef |
| URI | http://asc.fasb.org/topic&trid=2123033 | http://www.xbrl.org/2003/role/disclosureRef |
| Publisher | FASB | http://www.xbrl.org/2003/role/disclosureRef |
| Name | Accounting Standards Codification | http://www.xbrl.org/2003/role/disclosureRef |
| Topic | 920 | http://www.xbrl.org/2003/role/disclosureRef |
| SubTopic | 440 | http://www.xbrl.org/2003/role/disclosureRef |
| Section | 50 | http://www.xbrl.org/2003/role/disclosureRef |
| Paragraph | 1 | http://www.xbrl.org/2003/role/disclosureRef |
| URI | http://asc.fasb.org/extlink&oid=6472701&loc=d3e49107-107924 | http://www.xbrl.org/2003/role/disclosureRef |
| Publisher | FASB | http://www.xbrl.org/2003/role/disclosureRef |
| Name | Accounting Standards Codification | http://www.xbrl.org/2003/role/disclosureRef |
| Topic | 926 | http://www.xbrl.org/2003/role/disclosureRef |
| URI | http://asc.fasb.org/topic&trid=2123363 | http://www.xbrl.org/2003/role/disclosureRef |