Equity (Tables)

12 Months Ended

Dec. 31, 2017

Equity [Abstract]

Summary of Class A Common Stock Issuances

The following table details our issuance of class A common stock during the years ended December 31, 2017, 2016 and 2015 ($ in thousands, except share and per share data):

	Class A Common Stock Offerings
	2017		2016		2015(1)
Shares issued		12,420,000		—		34,780,025
Share issue price(2)	$	31.57	$	—	$	29.64
Net proceeds(3)	$	391,558	$	—	$	1,029,535

(1) Consists of 23.0 million shares issued in April 2015, 11.5 million shares issued in June 2015, and 280,025 shares issued over a five-day period in May 2015 under our at-the-market program. Share issue price reflects the weighted-average of such stock offerings.

(2) Represents price per share paid by the underwriters or sales agents, as applicable.

(3) Net proceeds represents proceeds received from the underwriters less applicable transaction costs.

Schedule of Movement in Outstanding Shares of Class A Common Stock, Restricted Class A Common Stock and Deferred Stock Units

The following table details the movement in our outstanding shares of class A common stock, including restricted class A common stock and deferred stock units:

	Year Ended December 31,
Common Stock Outstanding(1)	2017		2016		2015
Beginning balance		94,709,290		93,843,847		58,388,808
Issuance of class A common stock(2)		12,421,401		1,070		34,780,622
Issuance of restricted class A common stock, net		922,196		836,867		651,815
Issuance of deferred stock units		28,190		27,506		22,602
Ending balance		108,081,077		94,709,290		93,843,847

(1) Includes deferred stock units held by members of our board of directors of 197,217, 169,027, and 141,521, as of December 31, 2017, 2016, and 2015, respectively.

(2) Includes 1,401, 1,070, and 597 shares issued under our dividend reinvestment program during the years ended December 31, 2017, 2016, and 2015, respectively.

Schedule of Dividend Activity

The following table details our dividend activity ($ in thousands, except per share data):

	Year Ended December 31,
	2017			2016			2015
Dividends declared per share of common stock	$	2.48		$	2.48		$	2.28
Percent taxable as ordinary dividends		97.20	%		92.77	%		92.36	%
Percent taxable as capital gain dividends		2.80	%		7.23	%		7.64	%
		100.0	%		100.0	%		100.0	%

Schedule of Basic and Diluted Earnings Per Share, or EPS, Based on Weighted-Average of Both Restricted and Unrestricted Class A Common Stock Outstanding

The following table sets forth the calculation of basic and diluted net income per share of class A common stock based on the weighted-average of both restricted and unrestricted class A common stock outstanding ($ in thousands, except per share data):

	Year Ended December 31,
	2017		2016		2015
Net income(1)	$	217,631	$	238,297	$	196,829
Weighted-average shares outstanding, basic and diluted		95,963,616		94,165,351		81,740,227
Per share amount, basic and diluted	$	2.27	$	2.53	$	2.41

(1) Represents net income attributable to Blackstone Mortgage Trust, Inc.