Transactions With Related Parties	12 Months Ended
Dec. 31, 2021
Related Party Transactions [Abstract]
Transactions With Related Parties	TRANSACTIONS WITH RELATED PARTIES We are managed by our Manager pursuant to the Management Agreement, the current term of which expires on December 19, 2022, and will be automatically renewed for a one-year term upon such date and each anniversary thereafter unless earlier terminated. As of December 31, 2021 and 2020, our consolidated balance sheets included $28.4 million and $19.2 million of accrued management and incentive fees payable to our Manager, respectively. During the years ended December 31, 2021, 2020, and 2019, we paid aggregate management and incentive fees of $79.3 million, $78.9 million and $76.9 million, respectively, to our Manager. During the year ended December 31, 2020, we issued 840,696 shares of class A common stock to our Manager in satisfaction of our aggregate $19.3 million of management and incentive fees accrued in the first quarter of 2021. The per share price with respect to such issuance was calculated based on the volume-weighted average price on the NYSE of our class A common stock over the five trading days following our April 29, 2020 first quarter 2021 earnings conference call. In addition, during the years ended December 31, 2021, 2020, and 2019, we reimbursed our Manager for expenses incurred on our behalf of $601,000, $1.0 million, and $1.1 million, respectively. As of December 31, 2021, our Manager held 1.1 million shares of unvested restricted class A common stock, which had an aggregate grant date fair value of $33.4 million, and vest in installments over three years from the date of issuance. During the years ended December 31, 2021, 2020, and 2019, we recorded non-cash expenses related to shares held by our Manager of $15.3 million, $17.0 million, and $15.1 million, respectively. Refer to Note 15 for further details on our restricted class A common stock. An affiliate of our Manager is the special servicer of the CLOs. This affiliate did not earn any special servicing fees related to the CLOs during the years ended December 31, 2021, 2020 or 2019. During the years ended December 31, 2021, 2020, and 2019, we originated three loans, two loans, and nine loans respectively, whereby the respective borrowers engaged an affiliate of our Manager to act as title insurance agent in connection with these transactions. We did not incur any expenses or receive any revenues as a result of these transactions. During the years ended December 31, 2021, 2020, and 2019, we incurred $385,000, $487,000, and $440,000, respectively, of expenses for various administrative, compliance, and capital markets data services to third-party service providers that are affiliates of our Manager. In the fourth quarter of 2021, we co-originated A$450.0 million of an aggregate A$900.0 million senior loan to an unaffiliated third-party. A Blackstone-advised investment vehicle co-originated the additional pari passu A$450.0 million of the loan. In the fourth quarter of 2021, we issued $400.0 million aggregate principal amount of 3.75% Senior Secured Notes. The Senior Secured Notes were issued at par and have a maturity date of January 15, 2027. Blackstone Securities Partners L.P., an affiliate of our Manager, participated in the offering of the Senior Secured Notes and received compensation of $400,000 in connection therewith. This transaction was on terms equivalent to those of unaffiliated parties. In the third quarter of 2021, we originated $246.6 million of a total $503.0 million senior loan to an unaffiliated third-party, which was part of a total financing that included a mezzanine loan originated by a Blackstone-advised investment vehicle. We will forgo all non-economic rights under our loan, including voting rights, so long as any Blackstone-advised investment vehicle controls the mezzanine loan. The senior loan terms, with respect to the mezzanine lender, were negotiated by a third party without our involvement and our 49% interest in the senior loan was made on such market terms. In the third quarter of 2021, we acquired £186.0 million of a total £379.6 million senior loan to a borrower that is majority owned by a Blackstone-advised investment vehicle. We will forgo all non-economic rights under the loan, including voting rights, so long as the Blackstone-advised investment vehicle controls the borrower. The senior loan terms were negotiated by the original lender prior to our acquisition of the loan without our involvement, and we acquired the loan on such market terms. In the third quarter of 2021, we co-originated $243.6 million of a total $974.5 million senior loan to an unaffiliated third-party. A Blackstone-advised investment vehicle co-originated an additional pari passu $243.6 million of the loan and unaffiliated third-parties co-originated the remaining $487.3 million of the loan. The loan proceeds were used by the borrower to repay an existing loan previously owned by us. In the third and fourth quarter of 2019, we acquired €250.0 million of a total €1.6 billion senior loan to a borrower that is partially owned by a Blackstone-advised investment vehicle. We will forgo all non-economic rights under the loan, including voting rights, so long as the Blackstone-advised investment vehicle controls the borrower. The senior loan terms were negotiated by third parties without our involvement and our 16% interest in the senior loan was made on such market terms. In the second quarter of 2021, we acquired an additional €100.0 million interest in the senior loan from an unaffiliated lender, bringing our total interest to 22% of the aggregate senior loan. In the second quarter of 2021, we acquired €50.0 million of a total €491.0 million senior loan to a borrower that is majority owned by a Blackstone-advised investment vehicle. We will forgo all non-economic rights under the loan, including voting rights, so long as the Blackstone-advised investment vehicle controls the borrower. The senior loan terms were negotiated by the original lenders prior to our acquisition of the loan without our involvement and our 10% interest in the senior loan was made on such market terms. In the second quarter of 2021 and 2020, certain Blackstone-advised investment vehicles acquired an aggregate $20.0 million participation, or 5%, of the initial aggregate B-2 Term Loan as a part of a broad syndication lead-arranged by JP Morgan. Blackstone Securities Partners L.P., an affiliate of our Manager, was engaged as a book-runner for the transaction and received aggregate fees of $350,000 in such capacity. Both of these transactions were on terms equivalent to those of unaffiliated parties. In the first quarter of 2021, we acquired an SEK 5.0 billion interest in a total SEK 10.2 billion senior loan to a borrower that is wholly owned by a Blackstone-advised investment vehicle. We will forgo all non-economic rights under the loan, including voting rights, so long as we are an affiliate of the borrower. The senior loan terms were negotiated by a third party without our involvement and our 49% interest in the senior loan was made on such market terms. In the first quarter of 2020, we acquired a $140.0 million interest in a total $421.5 million senior loan to a borrower that is partially owned by a Blackstone-advised investment vehicle. We will forgo all non-economic rights under the loan, including voting rights, so long as we are an affiliate of the borrower. The senior loan terms were negotiated by third parties without our involvement and our 33% interest in the senior loan was made on such market terms. In the third quarter of 2019, we originated $214.3 million of a total $437.4 million senior loan to an unaffiliated third party, which was part of a total financing that included a mezzanine loan originated by a Blackstone advised investment vehicle. We will forgo all non-economic rights under our loan, including voting rights, so long as any Blackstone advised investment vehicle controls the mezzanine loan. The senior loan terms, with respect to the mezzanine lender, were negotiated by a third party without our involvement and our 49% interest in the senior loan was made on such market terms. In the third quarter of 2020, we entered into a loan modification with the borrower, which was negotiated by the Blackstone advised investment vehicle that owns the mezzanine loan, and was approved by the third party, majority senior lender, on behalf of the entire senior loan. In the second and fourth quarter of 2019, certain Blackstone-advised investment vehicles acquired an aggregate $60.0 million participation, or 8%, of the total B-1 Term Loan as a part of a broad syndication lead-arranged by JP Morgan. Blackstone Securities Partners L.P., an affiliate of our Manager, was engaged as a book-runner for the transactions and received aggregate fees of $750,000 in such capacity. Both of these transactions were on terms equivalent to those of unaffiliated parties.

We are managed by our Manager pursuant to the Management Agreement, the current term of which expires on December 19, 2022, and will be automatically renewed for a one-year term upon such date and each anniversary thereafter unless earlier terminated.

As of December 31, 2021 and 2020, our consolidated balance sheets included $28.4 million and $19.2 million of accrued management and incentive fees payable to our Manager, respectively. During the years ended December 31, 2021, 2020, and 2019, we paid aggregate management and incentive fees of $79.3 million, $78.9 million and $76.9 million, respectively, to our Manager. During the year ended December 31, 2020, we issued 840,696 shares of class A common stock to our Manager in satisfaction of our aggregate $19.3 million of management and incentive fees accrued in the first quarter of 2021. The per share price with respect to such issuance was calculated based on the volume-weighted average price on the NYSE of our class A common stock over the five trading days following our April 29, 2020 first quarter 2021 earnings conference call. In addition, during the years ended December 31, 2021, 2020, and 2019, we reimbursed our Manager for expenses incurred on our behalf of $601,000, $1.0 million, and $1.1 million, respectively.

As of December 31, 2021, our Manager held 1.1 million shares of unvested restricted class A common stock, which had an aggregate grant date fair value of $33.4 million, and vest in installments over three years from the date of issuance. During the years ended December 31, 2021, 2020, and 2019, we recorded non-cash expenses related to shares held by our Manager of $15.3 million, $17.0 million, and $15.1 million, respectively. Refer to Note 15 for further details on our restricted class A common stock.

During the years ended December 31, 2021, 2020, and 2019, we originated three loans, two loans, and nine loans respectively, whereby the respective borrowers engaged an affiliate of our Manager to act as title insurance agent in connection with these transactions. We did not incur any expenses or receive any revenues as a result of these transactions.

During the years ended December 31, 2021, 2020, and 2019, we incurred $385,000, $487,000, and $440,000, respectively, of expenses for various administrative, compliance, and capital markets data services to third-party service providers that are affiliates of our Manager.

In the fourth quarter of 2021, we co-originated A$450.0 million of an aggregate A$900.0 million senior loan to an unaffiliated third-party. A Blackstone-advised investment vehicle co-originated the additional pari passu A$450.0 million of the loan.

In the fourth quarter of 2021, we issued $400.0 million aggregate principal amount of 3.75% Senior Secured Notes. The Senior Secured Notes were issued at par and have a maturity date of January 15, 2027. Blackstone Securities Partners L.P., an affiliate of our Manager, participated in the offering of the Senior Secured Notes and received compensation of $400,000 in connection therewith. This transaction was on terms equivalent to those of unaffiliated parties.

In the third quarter of 2021, we originated $246.6 million of a total $503.0 million senior loan to an unaffiliated third-party, which was part of a total financing that included a mezzanine loan originated by a Blackstone-advised investment vehicle. We will forgo all non-economic rights under our loan, including voting rights, so long as any Blackstone-advised investment vehicle controls the mezzanine loan. The senior loan terms, with respect to the mezzanine lender, were negotiated by a third party without our involvement and our 49% interest in the senior loan was made on such market terms.

In the third quarter of 2021, we acquired £186.0 million of a total £379.6 million senior loan to a borrower that is majority owned by a Blackstone-advised investment vehicle. We will forgo all non-economic rights under the loan, including voting rights, so long as the Blackstone-advised investment vehicle controls the borrower. The senior loan terms were negotiated by the original lender prior to our acquisition of the loan without our involvement, and we acquired the loan on such market terms.

In the third quarter of 2021, we co-originated $243.6 million of a total $974.5 million senior loan to an unaffiliated third-party. A Blackstone-advised investment vehicle co-originated an additional pari passu $243.6 million of the loan and unaffiliated third-parties co-originated the remaining $487.3 million of the loan. The loan proceeds were used by the borrower to repay an existing loan previously owned by us.

In the third and fourth quarter of 2019, we acquired €250.0 million of a total €1.6 billion senior loan to a borrower that is partially owned by a Blackstone-advised investment vehicle. We will forgo all non-economic rights under the loan, including voting rights, so long as the Blackstone-advised investment vehicle controls the borrower. The senior loan terms were negotiated by third parties without our involvement and our 16% interest in the senior loan was made on such market terms. In the second quarter of 2021, we acquired an additional €100.0 million interest in the senior loan from an unaffiliated lender, bringing our total interest to 22% of the aggregate senior loan.

In the second quarter of 2021, we acquired €50.0 million of a total €491.0 million senior loan to a borrower that is majority owned by a Blackstone-advised investment vehicle. We will forgo all non-economic rights under the loan, including voting rights, so long as the Blackstone-advised investment vehicle controls the borrower. The senior loan terms were negotiated by the original lenders prior to our acquisition of the loan without our involvement and our 10% interest in the senior loan was made on such market terms.

In the second quarter of 2021 and 2020, certain Blackstone-advised investment vehicles acquired an aggregate $20.0 million participation, or 5%, of the initial aggregate B-2 Term Loan as a part of a broad syndication lead-arranged by JP Morgan. Blackstone Securities Partners L.P., an affiliate of our Manager, was engaged as a book-runner for the transaction and received aggregate fees of $350,000 in such capacity. Both of these transactions were on terms equivalent to those of unaffiliated parties.

In the first quarter of 2021, we acquired an SEK 5.0 billion interest in a total SEK 10.2 billion senior loan to a borrower that is wholly owned by a Blackstone-advised investment vehicle. We will forgo all non-economic rights under the loan, including voting rights, so long as we are an affiliate of the borrower. The senior loan terms were negotiated by a third party without our involvement and our 49% interest in the senior loan was made on such market terms.

In the first quarter of 2020, we acquired a $140.0 million interest in a total $421.5 million senior loan to a borrower that is partially owned by a Blackstone-advised investment vehicle. We will forgo all non-economic rights under the loan, including voting rights, so long as we are an affiliate of the borrower. The senior loan terms were negotiated by third parties without our involvement and our 33% interest in the senior loan was made on such market terms.

In the third quarter of 2019, we originated $214.3 million of a total $437.4 million senior loan to an unaffiliated third party, which was part of a total financing that included a mezzanine loan originated by a Blackstone advised investment vehicle. We will forgo all non-economic rights under our loan, including voting rights, so long as any Blackstone advised investment vehicle controls the mezzanine loan. The senior loan terms, with respect to the mezzanine lender, were negotiated by a third party without our involvement and our 49% interest in the senior loan was made on such market terms. In the third quarter of 2020, we entered into a loan modification with the borrower, which was negotiated by the Blackstone advised investment vehicle that owns the mezzanine loan, and was approved by the third party, majority senior lender, on behalf of the entire senior loan.

In the second and fourth quarter of 2019, certain Blackstone-advised investment vehicles acquired an aggregate $60.0 million participation, or 8%, of the total B-1 Term Loan as a part of a broad syndication lead-arranged by JP Morgan. Blackstone Securities Partners L.P., an affiliate of our Manager, was engaged as a book-runner for the transactions and received aggregate fees of $750,000 in such capacity. Both of these transactions were on terms equivalent to those of unaffiliated parties.