Document Description File Type Size cstm-20210630.xsd XBRL Taxonomy Extension Schema EX-101.SCH 114 KB cstm-20210630_cal.xml XBRL Taxonomy Extension Calculation Linkbase EX-101.CAL 119 KB cstm-20210630_def.xml XBRL Taxonomy Extension Definition Linkbase EX-101.DEF 464 KB cstm-20210630_lab.xml XBRL Taxonomy Extension Label Linkbase EX-101.LAB 943 KB cstm-20210630_pre.xml XBRL Taxonomy Extension Presentation Linkbase EX-101.PRE 664 KB cstm-20210630_d2_htm.xml XML 3006 KB