by Matthew Adelhardt | Dec 13, 2022 | XBRL Format
Form 10-Q March 31, 2022XSG 05-07-19 Viewer | XBRL Package Zip
by Matthew Adelhardt | Dec 13, 2022 | XBRL Format
Form 10-K December 31, 2021XSG 05-07-19 Viewer | XBRL Package Zip Form 10-Q September 30, 2021XSG 05-07-19 Viewer | XBRL Package Zip Form 10-Q June 30, 2021XSG 05-07-19 Viewer | XBRL Package Zip Form 10-Q March 31, 2021XSG 05-07-19 Viewer | XBRL Package...
by Matthew Adelhardt | Jun 2, 2022 | XBRL Format
Form 10-K December 31, 2020XSG 05-07-19 Viewer | XBRL Package Zip Form 10-Q September 30, 2020XSG 05-07-19 Viewer | XBRL Package Zip Form 10-Q June 30, 2020XSG 05-07-19 Viewer | XBRL Package Zip Form 10-Q March 31, 2020XSG 05-07-19 Viewer | XBRL Package...
by d6RqQPTrAj | Feb 28, 2019 | XBRL Format
Form 10-K December 31, 2019XSG 05-07-19 Viewer | XBRL Package Zip Form 10-Q Sept 30, 2019 MGHL Rendering Q3 2019.pdf File Form 10-Q June 30, 2019 MGHL Rendering Q2 2019.pdf File Form 10-Q March 31, 2019 XSG 05-07-19 Viewer | XSG 05-07-19.xls File mghl-20190331...
by d6RqQPTrAj | Nov 14, 2018 | XBRL Format
Form 10-K December 31, 2018 XSG 02-26-19.xlsx Form 10-Q September 30, 2018 XSG 10-25-18.xlsx Form 10-Q June 30, 2018 XSG 07-25-18.xlsx Form 10-Q March 31, 2018 XSG 05-10-18.xlsx
by d6RqQPTrAj | Jul 31, 2017 | XBRL Format
Form 10-K December 31, 2017 XSG 03-23-18.xlsx Form 10-Q September 30, 2017 XSG 10-25-18.xlsx Form 10-Q June 30, 2017 mghl-20170630 mghl-20170630_cal mghl-20170630_def mghl-20170630_lab mghl-20170630_pre Form 10-Q March 31, 2017 mghl-20170331 mghl-20170331_cal...
