Stock Transactions - Schedule of Shares Repurchased (Details) - Share Repurchase Program (SRP) - Common Stock	1 Months Ended
	Mar. 31, 2020 share_repurchase_request $ / shares shares	Feb. 28, 2020 share_repurchase_request shares	Jan. 31, 2020 share_repurchase_request $ / shares shares
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance, Number of Requests (share repurchase request) | share_repurchase_request			5,878
Number of Requests (share repurchase request) | share_repurchase_request	0	0	1,170
Ending balance, Number of Requests (share repurchase request) | share_repurchase_request	7,048
Beginning balance, Number of Shares Repurchased (in shares)			3,542,267
Number of Shares Repurchased (in shares)	0	0	361,829
Ending balance, Number of Shares Repurchased (in shares)	3,904,096
Beginning balance, Average Price per Share (in dollars per share) | $ / shares			$ 20.23
Average Price per Share (in dollars per share) | $ / shares			$ 18.56
Ending balance, Average Price per Share (in dollars per share) | $ / shares	$ 20.08
Unfulfilled redemption requests (in shares)			11,495.86