Fair Value of Financial Instruments - Narrative (Details) $ in Thousands	3 Months Ended
Mar. 31, 2019 USD ($) loan	Dec. 31, 2018 USD ($)	Mar. 31, 2018 USD ($)
Fair Value Disclosures [Abstract]
Specific reserve recorded on loan	$ 3,212	$ 584	$ 0
Number of loans with a specific reserve \| loan	10
Principal balance of loan with specific reserve	$ 8,741	$ 1,038

Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment, Number of Loans

No definition available.

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- References

No definition available.

+ Details

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- Definition

Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524

+ Details

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- Definition

Amount of investment in impaired financing receivables for which there is a related allowance for credit losses.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 14A
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953550-111524

+ Details

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