Operations Held for Sale (Details) - USD ($)
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3 Months Ended |
12 Months Ended |
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Sep. 30, 2016 |
Jul. 02, 2015 |
Sep. 30, 2016 |
Dec. 31, 2016 |
Dec. 31, 2015 |
| Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |
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| Liabilities sold |
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$ 0
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$ 5,935,000
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| Garden City Medical Inc [Member] |
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| Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |
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| Proceeds from sale of business |
$ 13,829,000
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| Proceeds from sale of Business, net |
12,729,000
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| Operations Held For Sale, Costs Incurred During the Period |
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$ (1,100,000)
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| Operations Held for Sale, Payment of Sale Costs |
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230,000
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| Trade receivables, net |
4,526,000
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4,526,000
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5,040,000
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| Inventories, net |
5,335,000
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5,335,000
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6,404,000
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| Other current assets |
74,000
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|
74,000
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27,000
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| Property and equipment, net |
149,000
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149,000
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|
178,000
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| Assets sold |
10,084,000
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10,084,000
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11,649,000
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| Accounts payable |
2,990,000
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2,990,000
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2,037,000
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| Accrued expenses |
1,751,000
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1,751,000
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3,464,000
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| Current taxes payable |
0
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0
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434,000
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| Liabilities sold |
4,741,000
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4,741,000
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$ 5,935,000
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| Value of current inventory sold |
$ 2,400,000
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2,400,000
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| Rentals Businesses [Member] |
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| Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |
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| Proceeds from sale of business |
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$ 15,500,000
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| Proceeds from sale of Business, net |
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$ 13,700,000
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| Gain on sale of businesses (pre-tax) |
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$ 24,000
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| Operations Held For Sale, Costs Incurred During the Period |
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(1,792,000)
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| Operations Held for Sale, Payment of Sale Costs |
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$ 1,265,000
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