Stockholders' Equity - Additional Information (Details)			1 Months Ended						3 Months Ended		6 Months Ended
	Dec. 28, 2018 shares	Feb. 14, 2017 tradingDay $ / shares shares	Apr. 15, 2019 shares	Dec. 31, 2018 shares	Apr. 30, 2018 USD ($) shares	Mar. 31, 2017 USD ($)	Nov. 30, 2015 tradingDay $ / shares shares	Sep. 30, 2014 USD ($) $ / shares shares	Jun. 30, 2020 shares	Jun. 30, 2019 shares	Jun. 30, 2020 USD ($) shares	Jun. 30, 2019 shares	Dec. 31, 2019 shares	Nov. 15, 2018 USD ($)	Jun. 30, 2017 shares
Stockholders' Equity (Textual)
Common stock transactions between shareholders (in shares) | shares			3,952,155
Stock repurchase program, authorized amount														$ 1,500,000
Preferred stock redemption price											107.00%
Sub-capital accounts, percentage											20.00%
Annualized return required											1.00%
Quarterly preferred return cap, percent, threshold one											0.25%
Quarterly preferred return cap, percent, threshold two											0.50%
Quarterly preferred return cap, percent, threshold three											0.75%
Quarterly preferred return cap, percent, threshold four											1.00%
Quarterly preferred return cap, percent, threshold five											1.25%
Quarterly preferred return cap, revenue, threshold one											$ 80,000,000
Quarterly preferred return cap, revenue, threshold two, minimum											80,000,000
Quarterly preferred return cap, revenue, threshold three, minimum											105,000,000
Quarterly preferred return cap, revenue, threshold four, minimum											125,000,000
Quarterly preferred return cap, revenue, threshold five, minimum											135,000,000
Quarterly preferred return cap, revenue, threshold two, maximum											105,000,000
Quarterly preferred return cap, revenue, threshold three, maximum											125,000,000
Quarterly preferred return cap, revenue, threshold four, maximum											135,000,000
Quarterly preferred return cap, revenue, threshold five, maximum											140,000,000
Quarterly preferred return cap, revenue, threshold six											$ 140,000,000
Preferred return prior to initial public offering, numerator, basis spread over CPI											2.00%
Preferred return after initial public offering, numerator, basis spread over CPI											3.00%
Preferred return, numerator, basis spread over effective income tax rate											1.00%
Limit on indebtedness, capital percent of NAV threshold									55.00%		55.00%
Limit on indebtedness, debt percent of NAV threshold									40.00%		40.00%
Common Stock
Stockholders' Equity (Textual)
Issuance of common stock (in shares) | shares	27,013,516							800,000	2,232	40,874	3,688	58,009
Common stock, par value (in usd per share) | $ / shares								$ 12.50
Net proceeds								$ 8,600,000
Common Stock
Stockholders' Equity (Textual)
Issuance of common stock (in shares) | shares				27,013,516
Common Stock | AltiVerse
Stockholders' Equity (Textual)
Common stock transactions between shareholders (in shares) | shares				1,452,155
Common Stock | BCC
Stockholders' Equity (Textual)
Common stock transactions between shareholders (in shares) | shares				2,500,000
Redeemable Preferred Stock
Stockholders' Equity (Textual)
Preferred stock, authorized (in shares) | shares							100,000
Preferred stock, par value (in usd per share) | $ / shares							$ 1,000
Preferred stock, dividend rate, percentage							7.00%
Preferred stock, liquidation preference per share (in usd per share) | $ / shares							$ 1,000
Debt instrument, convertible, threshold trading days | tradingDay							20
Debt instrument, convertible, conversion price (in usd per share) | $ / shares							$ 15.00
Preferred stock redemption, percentage							15.00%
Issuance of preferred stock (in shares) | shares															99,127
Proceeds from (repurchase of) redeemable preferred stock						$ 99,100,000
Payments of stock issuance costs						$ 7,000,000.0
Series 2 Redeemable Preferred Stock
Stockholders' Equity (Textual)
Preferred stock, authorized (in shares) | shares		150,000
Preferred stock, liquidation preference per share (in usd per share) | $ / shares		$ 1,000
Debt instrument, convertible, threshold trading days | tradingDay		20
Debt instrument, convertible, conversion price (in usd per share) | $ / shares		$ 12.75
Preferred stock redemption, percentage		10.00%
Issuance of preferred stock (in shares) | shares					149,979
Payments of stock issuance costs					$ 10,300,000
Aggregate gross consideration					$ 150,000,000.0
Series A Preferred Stock
Stockholders' Equity (Textual)
Income allocation percentage											50.00%
Class S Ordinary | BCH
Stockholders' Equity (Textual)
Preferred units issued (in shares) | shares									5,700,000		5,700,000		5,700,000
Preferred units outstanding (in shares) | shares									5,700,000		5,700,000		5,700,000
Common stock exchange ratio									1		1
Class S Preferred Units
Stockholders' Equity (Textual)
Preferred return, numerator, basis spread over effective income tax rate											1.00%
Common stock exchange ratio									1.2		1.2
Preferred return, annualized revenue threshold											$ 140,000,000
Preferred return, numerator, basis spread over CPI											0.75%
Class A and S units
Stockholders' Equity (Textual)
Income allocation percentage											50.00%