Acquisition (Narrative) (Details) - USD ($)		3 Months Ended	12 Months Ended
	Oct. 01, 2016	Mar. 31, 2017	Dec. 31, 2016
Business Acquisition [Line Items]
Common stock, shares issued (in shares)		142,441,418	142,025,720
Common stock		$ 142,441,000	$ 142,026,000
Existing Borrower Relationships [Member]
Business Acquisition [Line Items]
Useful life		11 years
Trade Names [Member]
Business Acquisition [Line Items]
Useful life		10 years
Distribution Network [Member]
Business Acquisition [Line Items]
Useful life		8 years
Global One [Member]
Business Acquisition [Line Items]
Consideration transferred	$ 30,000,000
Common stock, shares issued (in shares)	821,000
Common stock	$ 26,592,000
Cash paid	$ 3,408,000
Adjustment in goodwill			2,700,000
Adjustment in contingent consideration			$ 2,600,000
Global One [Member] | Minimum [Member]
Business Acquisition [Line Items]
Potential additional payments based on earnings, period	3 years
Global One [Member] | Maximum [Member]
Business Acquisition [Line Items]
Potential additional payments based on earnings, period	5 years