Other Assets - Credit Quality Indicators (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Loan Receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Originated current fiscal year	$ 0	$ 1,200
Originated one year before fiscal year	1,180	17
Originated two years before fiscal year	12	0
Originated three years before fiscal year	0	4,207
Originated four years before fiscal year	4,399	0
Prior	0	0
Total	5,591	5,424
Hardware Financing Receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Originated current fiscal year	0	0
Originated one year before fiscal year	0	124
Originated two years before fiscal year	73	76
Originated three years before fiscal year	33	11
Originated four years before fiscal year	0	0
Prior	0	0
Total	106	211
Current | Loan Receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Originated current fiscal year	0	1,200
Originated one year before fiscal year	1,180	17
Originated two years before fiscal year	12	0
Originated three years before fiscal year	0	4,207
Originated four years before fiscal year	4,399	0
Prior	0	0
Total	5,591	5,424
Current | Hardware Financing Receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Originated current fiscal year	0	0
Originated one year before fiscal year	0	67
Originated two years before fiscal year	38	49
Originated three years before fiscal year	0	0
Originated four years before fiscal year	0	0
Prior	0	0
Total	38	116
30-59 days past due | Loan Receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Originated current fiscal year	0	0
Originated one year before fiscal year	0	0
Originated two years before fiscal year	0	0
Originated three years before fiscal year	0	0
Originated four years before fiscal year	0	0
Prior	0	0
Total	0	0
30-59 days past due | Hardware Financing Receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Originated current fiscal year	0	0
Originated one year before fiscal year	0	0
Originated two years before fiscal year	0	0
Originated three years before fiscal year	0	2
Originated four years before fiscal year	0	0
Prior	0	0
Total	0	2
60-89 days past due | Loan Receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Originated current fiscal year	0	0
Originated one year before fiscal year	0	0
Originated two years before fiscal year	0	0
Originated three years before fiscal year	0	0
Originated four years before fiscal year	0	0
Prior	0	0
Total	0	0
60-89 days past due | Hardware Financing Receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Originated current fiscal year	0	0
Originated one year before fiscal year	0	57
Originated two years before fiscal year	35	27
Originated three years before fiscal year	33	0
Originated four years before fiscal year	0	0
Prior	0	0
Total	68	84
90-119 days past due | Loan Receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Originated current fiscal year	0	0
Originated one year before fiscal year	0	0
Originated two years before fiscal year	0	0
Originated three years before fiscal year	0	0
Originated four years before fiscal year	0	0
Prior	0	0
Total	0	0
90-119 days past due | Hardware Financing Receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Originated current fiscal year	0	0
Originated one year before fiscal year	0	0
Originated two years before fiscal year	0	0
Originated three years before fiscal year	0	0
Originated four years before fiscal year	0	0
Prior	0	0
Total	0	0
120+ days past due | Loan Receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Originated current fiscal year	0	0
Originated one year before fiscal year	0	0
Originated two years before fiscal year	0	0
Originated three years before fiscal year	0	0
Originated four years before fiscal year	0	0
Prior	0	0
Total	0	0
120+ days past due | Hardware Financing Receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Originated current fiscal year	0	0
Originated one year before fiscal year	0	0
Originated two years before fiscal year	0	0
Originated three years before fiscal year	0	9
Originated four years before fiscal year	0	0
Prior	0	0
Total	$ 0	$ 9