Annual report pursuant to Section 13 and 15(d)

Document And Entity Information

Document And Entity Information - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2020
Feb. 26, 2021
Jun. 30, 2020
Document And Entity Information [Abstract]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2020    
Current Fiscal Year End Date --12-31    
Document Transition Report false    
Entity File Number 0-19292    
Entity Incorporation, State or Country Code FL    
Entity Tax Identification Number 03-0300793    
Entity Address, Address Line One 4960 Conference Way North    
Entity Address, Address Line Two Suite 100    
Entity Address, City or Town Boca Raton    
Entity Address, State or Province FL    
Entity Address, Postal Zip Code 33431    
City Area Code 561    
Local Phone Number 912-8000    
Title of 12(b) Security Common Stock, $0.01 par value    
Trading Symbol BXG    
Security Exchange Name NYSE    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company true    
Entity Ex Transition Period true    
Auditor Attestation Flag false    
Entity Shell Company false    
Entity Public Float     $ 28.3
Entity Common Stock, Shares Outstanding   72,484,293  
Entity Central Index Key 0000778946    
Amendment Flag false    
Document Fiscal Year Focus 2020    
Document Fiscal Period Focus FY    
Documents Incorporated By Reference DOCUMENTS INCORPORATED BY REFERENCEPortions of the registrant’s definitive proxy statement for its 2021 Annual Meeting of Shareholders, to be filed with the Securities and Exchange Commission pursuant to Regulation 14A under the Securities Exchange Act of 1934, as amended, are incorporated by reference into Part III of this Annual Report on Form 10-K.