Notes Receivable	12 Months Ended
Notes Receivable	Dec. 31, 2017
Receivables [Abstract]
Notes Receivable	8. Notes Receivable During 2016, the Company, as the lender, entered into two loan agreements in the amount of $3,700 and $2,827. The agreements call for interest-only payments at 7.00% and 6.35% per annum through maturity in February and November 2019, respectively. Each of the loans is collateralized by the real estate assets held by the obligors and represent first mortgage liens, on net leased commercial properties in Florida and Michigan, respectively. There were no prior liens on the properties at the time the notes were issued. As each of the loans is considered to be fully collectible, the carrying amount of the loans is equal to the face amount as of December 31, 2017 and 2016. Interest income earned on the notes receivable amounted to $445 and $77 for the years ended December 31, 2017 and 2016, respectively.

The entire disclosure for claims held for amounts due a entity, excluding financing receivables. Examples include, but are not limited to, trade accounts receivables, notes receivables, loans receivables. Includes disclosure for allowance for credit losses.